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Authentication Bypass

auth CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

How It Works

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications. Instead of cracking passwords through brute force, attackers manipulate the authentication process itself to gain unauthorized entry. This typically occurs through one of several pathways: exploiting hardcoded credentials embedded in source code or configuration files, manipulating parameters in authentication requests to skip verification steps, or leveraging broken session management that fails to properly validate user identity.

The attack flow often begins with reconnaissance to identify authentication endpoints and their underlying logic. Attackers may probe for default administrative credentials that were never changed, test whether certain URL paths bypass login requirements entirely, or intercept and modify authentication tokens to escalate privileges. In multi-step authentication processes, flaws in state management can allow attackers to complete only partial verification steps while still gaining full access.

More sophisticated variants exploit single sign-on (SSO) or OAuth implementations where misconfigurations in trust relationships allow attackers to forge authentication assertions. Parameter tampering—such as changing a "role=user" field to "role=admin" in a request—can trick poorly designed systems into granting elevated access without proper verification.

Impact

  • Complete account takeover — attackers gain full control of user accounts, including administrative accounts, without knowing legitimate credentials
  • Unauthorized data access — ability to view, modify, or exfiltrate sensitive information including customer data, financial records, and intellectual property
  • System-wide compromise — admin-level access enables installation of backdoors, modification of security controls, and complete infrastructure takeover
  • Lateral movement — bypassed authentication provides a foothold for moving deeper into networks and accessing additional systems
  • Compliance violations — unauthorized access triggers breach notification requirements and regulatory penalties

Real-World Examples

CrushFTP suffered a critical authentication bypass allowing attackers to access file-sharing functionality without any credentials. The vulnerability enabled direct server-side template injection, leading to remote code execution on affected systems. Attackers actively exploited this in the wild to establish persistent access to enterprise file servers.

Palo Alto's Expedition migration tool contained a flaw permitting attackers to reset administrative credentials without authentication. This allowed complete takeover of the migration environment, potentially exposing network configurations and security policies being transferred between systems.

SolarWinds Web Help Desk (CVE-2024-28987) shipped with hardcoded internal credentials that could not be changed through normal administrative functions. Attackers discovering these credentials gained full administrative access to helpdesk systems containing sensitive organizational information and user data.

Mitigation

  • Implement multi-factor authentication (MFA) — requires attackers to compromise additional verification factors beyond bypassed primary authentication
  • Eliminate hardcoded credentials — use secure credential management systems and rotate all default credentials during deployment
  • Enforce authentication on all endpoints — verify every request requires valid authentication; no "hidden" administrative paths should exist
  • Implement proper session management — use cryptographically secure session tokens, validate on server-side, enforce timeout policies
  • Apply principle of least privilege — limit damage by ensuring even authenticated users only access necessary resources
  • Regular security testing — conduct penetration testing specifically targeting authentication logic and flows

Recent CVEs (37889)

EPSS 17% CVSS 7.5
HIGH POC PATCH THREAT Act Now

Two four letter word commands "wchp/wchc" are CPU intensive and could cause spike of CPU utilization on Apache ZooKeeper server if abused, which leads to the server unable to serve legitimate client. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 17.4%.

Authentication Bypass Apache Debian +2
NVD Exploit-DB
EPSS 0% CVSS 7.5
HIGH This Week

InFocus Mondopad 2.2.08 is vulnerable to authentication bypass when accessing uploaded files by entering Control-Alt-Delete, and then using Task Manager to reach a file. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Mondopad Infocus
NVD
EPSS 0% CVSS 5.3
MEDIUM This Month

The Bi-directional driver in IDM 4.5 before 4.0.3.0 could be susceptible to unauthorized log configuration changes. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Bi Directional Driver Microfocus
NVD
EPSS 0% CVSS 7.5
HIGH This Week

An Insufficiently Protected Credentials issue was discovered in LOYTEC LVIS-3ME versions prior to 6.2.0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.

Authentication Bypass Lvis 3Me Firmware Loytec
NVD
EPSS 0% CVSS 9.8
CRITICAL PATCH Act Now

The IBM Tivoli Storage Manager (IBM Spectrum Protect 7.1 and 8.1) default authentication protocol is vulnerable to a brute force attack due to disclosing too much information during authentication. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass IBM Tivoli Storage Manager
NVD
EPSS 1% CVSS 9.4
CRITICAL Act Now

An Improper Authentication issue was discovered in Ctek SkyRouter Series 4200 and 4400, all versions prior to V6.00.11. Rated critical severity (CVSS 9.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Skyrouter Z4200 Firmware Skyrouter Z4400 Firmware
NVD
EPSS 2% CVSS 10.0
CRITICAL Act Now

An Improper Authentication issue was discovered in iniNet Solutions iniNet Webserver, all versions prior to V2.02.0100. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Ininet Webserver Spidercontrol
NVD
EPSS 0% CVSS 4.3
MEDIUM PATCH This Month

Blue Ocean allows the creation of GitHub organization folders that are set up to scan a GitHub organization for repositories and branches containing a Jenkinsfile, and create corresponding pipelines. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Jenkins Blue Ocean
NVD
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Script Security Plugin did not apply sandboxing restrictions to constructor invocations via positional arguments list, super constructor invocations, method references, and type coercion expressions. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity.

Authentication Bypass Jenkins Script Security
NVD
EPSS 0% CVSS 8.5
HIGH PATCH This Week

Blue Ocean allows the creation of GitHub organization folders that are set up to scan a GitHub organization for repositories and branches containing a Jenkinsfile, and create corresponding pipelines. Rated high severity (CVSS 8.5), this vulnerability is remotely exploitable, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Jenkins Blue Ocean
NVD
EPSS 0% CVSS 5.3
MEDIUM This Month

The optional Run/Artifacts permission can be enabled by setting a Java system property. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Java Jenkins +1
NVD
EPSS 0% CVSS 8.0
HIGH PATCH This Week

The Periodic Backup Plugin did not perform any permission checks, allowing any user with Overall/Read access to change its settings, trigger backups, restore backups, download backups, and also. Rated high severity (CVSS 8.0), this vulnerability is remotely exploitable, low attack complexity. This Missing Authorization vulnerability could allow attackers to access resources or perform actions without proper authorization checks.

Authentication Bypass CSRF Jenkins +1
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Remote enabling and disabling admin interface in Gemalto's HASP SRM, Sentinel HASP and Sentinel LDK products prior to Sentinel LDK RTE version 7.55 leads to new attack vectors. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Sentinel Sentinel Ldk Rte Firmware
NVD
EPSS 0% CVSS 9.8
CRITICAL Act Now

Remote manipulations with language pack updater lead to NTLM-relay attack for system user in Gemalto's HASP SRM, Sentinel HASP and Sentinel LDK products prior to Sentinel LDK RTE version 7.55. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Sentinel Sentinel Ldk Rte Firmware
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

A Missing Authentication for Critical Function issue was discovered in Schneider Electric InduSoft Web Studio v8.0 SP2 or prior, and InTouch Machine Edition v8.0 SP2 or prior. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Schneider Electric Wonderware Intouch +1
NVD
EPSS 0% CVSS 7.5
HIGH This Week

Lack of Transport Encryption in the public API in Philips Hue Bridge BSB002 SW 1707040932 allows remote attackers to read API keys (and consequently bypass the pushlink protection mechanism, and. Rated high severity (CVSS 7.5), this vulnerability is no authentication required. No vendor patch available.

Authentication Bypass Hue Bridge Bsb002 Firmware Philips
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

A potential security vulnerability has been identified in HPE Application Performance Management (BSM) Platform versions 9.26, 9.30, 9.40. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass RCE HP +1
NVD
EPSS 0% CVSS 8.1
HIGH This Week

An improper access control vulnerability in ArcSight ESM and ArcSight ESM Express, any 6.x version prior to 6.9.1c Patch 4 or 6.11.0 Patch 1, allows unauthorized users to retrieve or modify storage. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass HP Arcsight Enterprise Security Manager +1
NVD
EPSS 0% CVSS 6.5
MEDIUM This Month

An improper access control vulnerability in ArcSight ESM and ArcSight ESM Express, any 6.x version prior to 6.9.1c Patch 4 or 6.11.0 Patch 1, allows unauthorized users to alter the maximum size of. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass HP Arcsight Enterprise Security Manager +1
NVD
EPSS 0% CVSS 6.5
MEDIUM This Month

An insufficient access control vulnerability in ArcSight ESM and ArcSight ESM Express, any 6.x version prior to 6.9.1c Patch 4 or 6.11.0 Patch 1, allows an unauthorized user to download log files. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass HP Arcsight Enterprise Security Manager +1
NVD
EPSS 1% CVSS 6.5
MEDIUM This Month

An authentication vulnerability in HPE BSM Platform Application Performance Management System Health product versions 9.26, 9.30 and 9.40, allows remote users to delete arbitrary files via servlet. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Path Traversal HP +1
NVD
EPSS 15% CVSS 9.8
CRITICAL Act Now

An authentication vulnerability in HPE BSM Platform Application Performance Management System Health product versions 9.26, 9.30 and 9.40, allows remote users to bypass authentication. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 14.9% and no vendor patch available.

Authentication Bypass HP Bsm Platform Application Performance Management System Health
NVD
EPSS 0% CVSS 9.8
CRITICAL Act Now

MultiTech FaxFinder before 4.1.2 stores Passwords unencrypted for maintaining the test connectivity function of its LDAP configuration. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Faxfinder Multitech
NVD
EPSS 0% CVSS 8.8
HIGH This Week

An error was found in the permission model used by X-Pack Alerting 5.0.0 to 5.6.0 whereby users mapped to certain built-in roles could create a watch that results in that user gaining elevated. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Elastic X Pack
NVD
EPSS 0% CVSS 6.5
MEDIUM This Month

An error was found in the X-Pack Security 5.3.0 to 5.5.2 privilege enforcement. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Elastic X Pack
NVD
EPSS 3% CVSS 9.8
CRITICAL Act Now

A vulnerability in the implementation of the Locator/ID Separation Protocol (LISP) in Cisco IOS XE 3.2 through 16.5 could allow an unauthenticated, remote attacker using an x tunnel router to bypass. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Apple Cisco +1
NVD
EPSS 9% CVSS 9.8
CRITICAL Act Now

A vulnerability in the REST API of the web-based user interface (web UI) of Cisco IOS XE 3.1 through 16.5 could allow an unauthenticated, remote attacker to bypass authentication to the REST API of. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Apple Cisco +1
NVD
EPSS 0% CVSS 5.9
MEDIUM This Month

A vulnerability in the Cisco Network Plug and Play application of Cisco IOS 12.4 through 15.6 and Cisco IOS XE 3.3 through 16.4 could allow an unauthenticated, remote attacker to gain unauthorized. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Authentication Bypass Information Disclosure Apple +3
NVD
EPSS 1% CVSS 8.6
HIGH PATCH This Week

IBM Security Identity Manager Adapters 6.0 and 7.0 does not perform an authentication check for a critical resource or functionality allowing anonymous users access to protected areas. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Missing Authentication for Critical Function vulnerability could allow attackers to access critical functionality without authentication.

Authentication Bypass IBM Security Identity Manager +2
NVD
EPSS 0% CVSS 8.8
HIGH This Week

FreeIPA 4.x with API version 2.213 allows a remote authenticated users to bypass intended account-locking restrictions via an unlock action with an old session ID (for the same user account) that had. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Session Fixation Freeipa
NVD
EPSS 0% CVSS 7.8
HIGH POC This Week

The daily mandb cleanup job in Man-db before 2.7.6.1-1 as packaged in Ubuntu and Debian allows local users with access to the man account to gain privileges via vectors involving insecure chown use. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Debian Ubuntu +1
NVD Exploit-DB
EPSS 0% CVSS 7.5
HIGH POC This Week

The Simple Student Result plugin before 1.6.4 for WordPress has an Authentication Bypass vulnerability because the fn_ssr_add_st_submit() function and fn_ssr_del_st_submit() function in functions.php. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP WordPress Authentication Bypass +2
NVD
EPSS 0% CVSS 8.8
HIGH PATCH This Week

When using the local_batch client from salt-api in SaltStack Salt before 2015.8.13, 2016.3.x before 2016.3.5, and 2016.11.x before 2016.11.2, external authentication is not respected, enabling all. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Salt Saltstack
NVD
EPSS 0% CVSS 7.2
HIGH PATCH This Week

A vulnerability has been identified in the management interface of Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway 10.1 before build 135.18, 10.5 before build 66.9, 10.5e. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Citrix Netscaler Gateway Firmware +1
NVD
EPSS 0% CVSS 9.8
CRITICAL Act Now

A vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the web service contains a hidden system account with a hardcoded password. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Schneider Electric U Motion Builder
NVD
EPSS 0% CVSS 7.3
HIGH This Week

An authentication bypass vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the system contains a hard-coded valid session. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Schneider Electric U Motion Builder
NVD
EPSS 0% CVSS 5.9
MEDIUM PATCH This Month

Plone 3.3.0 through 3.3.6, 4.0.0 through 4.0.10, 4.1.0 through 4.1.6, 4.2.0 through 4.2.7, 4.3.0 through 4.3.6, and 5.0rc1 allows remote attackers to add a new member to a Plone site with. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.

Authentication Bypass Plone
NVD GitHub
EPSS 24% 4.2 CVSS 9.8
CRITICAL POC THREAT Emergency

Multiple hardcoded credentials in Xsuite 2.x. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 24.0%.

Authentication Bypass Xsuite Xceedium
NVD Exploit-DB
EPSS 3% CVSS 9.8
CRITICAL PATCH Act Now

Authentication bypass vulnerability in Trend Micro Mobile Security (Enterprise) versions before 9.7 Patch 3 allows attackers to access a specific part of the console using a blank password. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Trend Micro Mobile Security
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

A hard-coded password of tecn0visi0n for the dlxuser account in TecnoVISION DLX Spot Player4 (all known versions) allows remote attackers to log in via SSH and escalate privileges to root access with. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Dlx Spot Player4 Tecnovision
NVD
EPSS 0% CVSS 8.1
HIGH PATCH This Week

In the ldap.v2 (aka go-ldap) package through 2.5.0 for Go, an attacker may be able to login with an empty password.e., a nil return value is interpreted as successful authorization) and (2) it is. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass LDAP
NVD GitHub
EPSS 0% CVSS 9.8
CRITICAL Act Now

On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root") and can: 1. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Wifi Repeater Firmware Twsz
NVD
EPSS 0% CVSS 9.8
CRITICAL Act Now

On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root"). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Wifi Repeater Firmware Twsz
NVD
EPSS 11% CVSS 6.5
MEDIUM POC THREAT This Month

Multiple directory traversal vulnerabilities in Polycom RealPresence Resource Manager (aka RPRM) before 8.4 allow (1) remote authenticated users to read arbitrary files via a .. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 11.4%.

Authentication Bypass Path Traversal Realpresence Resource Manager +1
NVD Exploit-DB
EPSS 1% CVSS 7.8
HIGH POC This Week

Polycom RealPresence Resource Manager (aka RPRM) before 8.4 allows local users to have unspecified impact via vectors related to weak passwords. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Realpresence Resource Manager Polycom
NVD Exploit-DB
EPSS 2% CVSS 8.8
HIGH PATCH This Week

The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Ruby Ruby Lang
NVD
EPSS 0% CVSS 5.5
MEDIUM This Month

The Linux kernel, as used in Red Hat Enterprise Linux 7, kernel-rt, and Enterprise MRG 2 and when booted with UEFI Secure Boot enabled, allows local users to bypass intended securelevel/secureboot. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

Authentication Bypass Linux Red Hat +6
NVD GitHub
EPSS 0% CVSS 6.5
MEDIUM This Month

vBulletin 5.x through 5.1.6 allows remote authenticated users to bypass authorization checks and inject private messages into conversations via vectors related to an input validation failure. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Vbulletin
NVD
EPSS 2% CVSS 7.5
HIGH This Week

389 Directory Server before 1.3.3.10 allows attackers to bypass intended access restrictions and modify directory entries via a crafted ldapmodrdn call. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Debian Debian Linux +3
NVD
EPSS 0% CVSS 7.5
HIGH This Week

Cisco Cloud Web Security before 3.0.1.7 allows remote attackers to bypass intended filtering protection mechanisms by leveraging improper handling of HTTP methods, aka Bug ID CSCut69743. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Cisco Cloud Web Security
NVD
EPSS 68% 5.5 CVSS 9.8
CRITICAL POC THREAT Emergency

The Client Filter Admin portal in Netsweeper before 3.1.10, 4.0.x before 4.0.9, and 4.1.x before 4.1.2 allows remote attackers to bypass authentication and subsequently create arbitrary profiles via. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 68.2%.

Authentication Bypass Netsweeper
NVD Exploit-DB
EPSS 29% 4.3 CVSS 9.8
CRITICAL POC THREAT Emergency

Netsweeper before 4.0.5 allows remote attackers to bypass authentication and create arbitrary accounts and policies via a request to webadmin/nslam/index.php. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 28.6%.

PHP Authentication Bypass Netsweeper
NVD Exploit-DB
EPSS 1% CVSS 7.5
HIGH PATCH This Week

Apache Solr's Kerberos plugin can be configured to use delegation tokens, which allows an application to reuse the authentication of an end-user or another application. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass Privilege Escalation Apache +1
NVD
EPSS 1% CVSS 7.5
HIGH This Week

An issue was discovered in SAP E-Recruiting (aka ERECRUIT) 605 through 617. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass SAP E Recruiting
NVD
EPSS 51% 5.0 CVSS 9.8
CRITICAL POC THREAT Emergency

An authentication bypass vulnerability on iBall Baton ADSL2+ Home Router FW_iB-LR7011A_1.0.2 devices potentially allows attackers to directly access administrative router settings by crafting URLs. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 50.8%.

Authentication Bypass Ib Wra150N Firmware Iball
NVD Exploit-DB
EPSS 60% 5.3 CVSS 9.8
CRITICAL POC THREAT Emergency

An authentication bypass vulnerability on UTStar WA3002G4 ADSL Broadband Modem WA3002G4-0021.01 devices allows attackers to directly access administrative settings and obtain cleartext credentials. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 60.3%.

Authentication Bypass Wa3002G4 Firmware
NVD Exploit-DB
EPSS 0% CVSS 6.5
MEDIUM This Month

IBM Business Process Manager (aka BPM) 7.5.x, 8.0.x, and 8.5.x and WebSphere Lombardi Edition (aka WLE) 7.2.x allow remote authenticated users to bypass intended access restrictions on internal. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass IBM Websphere Application Server +1
NVD
EPSS 0% CVSS 7.5
HIGH This Week

Wi-Fi STATION L-02F Software version V10b and earlier allows remote attackers to bypass access restrictions to obtain information on device settings via unspecified vectors. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Wi Fi Station L 02F Firmware Nttdocomo
NVD
EPSS 3% CVSS 9.8
CRITICAL Act Now

Wi-Fi STATION L-02F Software version V10g and earlier allows remote attackers to access the device with administrative privileges and perform unintended operations through a backdoor account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Wi Fi Station L 02F Firmware Nttdocomo
NVD
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Pagure 3.3.0 and earlier is vulnerable to loss of confidentially due to improper authorization. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Authentication Bypass Red Hat Pagure
NVD
EPSS 0% CVSS 4.3
MEDIUM POC PATCH This Month

Vulnerability in web application Kind Editor v4.1.12, kindeditor/php/upload_json.php does not check authentication before allow users to upload files. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

PHP Authentication Bypass Kind Editor +2
NVD GitHub
EPSS 5% CVSS 7.5
HIGH POC This Week

Vulnerability in wordpress plugin DTracker v1.5, The code dtracker/save_mail.php doesn't check that the user is authorized before injecting new contacts into the wp_contact table. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP WordPress Authentication Bypass +3
NVD
EPSS 5% CVSS 7.5
HIGH POC This Week

Vulnerability in wordpress plugin DTracker v1.5, The code dtracker/save_contact.php doesn't check that the user is authorized before injecting new contacts into the wp_contact table. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP WordPress Authentication Bypass +3
NVD
EPSS 1% CVSS 9.1
CRITICAL Act Now

A vulnerability in the Traversal Using Relay NAT (TURN) server included with Cisco Meeting Server (CMS) could allow an authenticated, remote attacker to gain unauthenticated or unauthorized access to. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Authentication Bypass Cisco Meeting Server
NVD
EPSS 0% CVSS 7.8
HIGH POC This Week

D-Link DIR-850L REV. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass D-Link Dir 850L Firmware
NVD
EPSS 0% CVSS 7.8
HIGH POC This Week

D-Link DIR-850L REV. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass D-Link Dir 850L Firmware
NVD
EPSS 0% CVSS 7.5
HIGH POC This Week

D-Link DIR-850L REV. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass D-Link Dir 850L Firmware
NVD
EPSS 5% CVSS 9.8
CRITICAL POC Act Now

D-Link DIR-850L REV. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass D-Link Dir 850L Firmware
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

register_send.php on D-Link DIR-850L REV. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP Authentication Bypass D-Link +1
NVD
EPSS 0% CVSS 9.8
CRITICAL Act Now

Axesstel MU553S MU55XS-V1.14 devices have a default password of admin for the admin account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Mu553S Firmware Axesstel
NVD
EPSS 5% CVSS 4.2
MEDIUM PATCH This Month

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to trick a user into loading a page containing malicious content, due to the way that the. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required.

Authentication Bypass Microsoft Edge
NVD
EPSS 2% CVSS 5.3
MEDIUM PATCH This Month

Windows Device Guard in Windows 10 1607, 1703, and Windows Server 2016 allows A security feature bypass vulnerability due to how PowerShell exposes functions and processes user supplied code, aka. Rated medium severity (CVSS 5.3), this vulnerability is low attack complexity.

Authentication Bypass Microsoft Windows Server 2016 +1
NVD
EPSS 6% CVSS 4.3
MEDIUM PATCH This Month

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to trick a user into loading a page containing malicious content, due to the way that the. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Authentication Bypass Microsoft Edge
NVD
EPSS 2% CVSS 5.3
MEDIUM PATCH This Month

Windows Control Flow Guard in Microsoft Windows 10 Version 1703 allows an attacker to run a specially crafted application to bypass Control Flow Guard, due to the way that Control Flow Guard handles. Rated medium severity (CVSS 5.3), this vulnerability is low attack complexity.

Authentication Bypass Microsoft Windows 10
NVD
EPSS 0% CVSS 3.7
LOW PATCH Monitor

IBM DB2 9.7, 10,1, 10.5, and 11.1 is vulnerable to an unauthorized command that allows the database to be activated when authentication type is CLIENT. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. This Improper Authentication vulnerability could allow attackers to bypass authentication mechanisms to gain unauthorized access.

Authentication Bypass IBM Db2 +1
NVD
EPSS 1% CVSS 8.1
HIGH This Week

When MISP before 2.4.80 is configured with X.509 certificate authentication (CertAuth) in conjunction with a non-MISP external user management ReST API, if an external user provides X.509 certificate. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Authentication Bypass Misp Misp Project
NVD GitHub
EPSS 1% CVSS 7.5
HIGH This Week

CAPTCHA bypass vulnerability in MantisBT before 1.2.19. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Mantisbt
NVD
EPSS 1% CVSS 6.5
MEDIUM POC PATCH This Month

In Mosquitto before 1.4.12, pattern based ACLs can be bypassed by clients that set their username/client id to '#' or '+'. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Authentication Bypass Debian Debian Linux +2
NVD
EPSS 0% CVSS 9.8
CRITICAL Act Now

The network enabled distribution of Kura before 2.1.0 takes control over the device's firewall setup but does not allow IPv6 firewall rules to be configured. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Kura Eclipse
NVD GitHub
EPSS 1% CVSS 9.8
CRITICAL Act Now

A Missing Authentication for Critical Function issue was discovered in OPW Fuel Management Systems SiteSentinel Integra 100, SiteSentinel Integra 500, and SiteSentinel iSite ATG consoles with the. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Sitesentinel Isite Atg Firmware Sitesentinel Integra 500 Firmware +1
NVD
EPSS 0% CVSS 6.5
MEDIUM This Month

A vulnerability in the web functionality of the Cisco Prime LAN Management Solution could allow an authenticated, remote attacker to hijack another user's administrative session, aka a Session. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Cisco Prime Lan Management Solution
NVD
EPSS 0% CVSS 5.8
MEDIUM This Month

A vulnerability in the malware detection functionality within Advanced Malware Protection (AMP) of Cisco AsyncOS Software for Cisco Email Security Appliances (ESAs) could allow an unauthenticated,. Rated medium severity (CVSS 5.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Cisco Asyncos
NVD
EPSS 0% CVSS 4.3
MEDIUM This Month

A vulnerability in the dynamic access control list (ACL) feature of Cisco IOS XE Software running on Cisco Catalyst 4000 Series Switches could allow an unauthenticated, adjacent attacker to cause. Rated medium severity (CVSS 4.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Apple Cisco +1
NVD
EPSS 73% 5.7 CVSS 9.8
CRITICAL POC THREAT Emergency

An issue was discovered on FiberHome User End Routers Bearing Model Number AN1020-25 which could allow an attacker to easily restore a router to its factory settings by simply browsing to the link. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 73.4%.

Authentication Bypass Adsl An1020 25 Firmware Fiberhome
NVD Exploit-DB
EPSS 2% CVSS 9.8
CRITICAL Act Now

Soreco Xpert.Line 3.0 allows local users to spoof users and consequently gain privileges by intercepting a Windows API call. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Microsoft Xpert Line
NVD
EPSS 0% CVSS 8.8
HIGH PATCH This Week

In the mxf_read_primer_pack function in libavformat/mxfdec.c in FFmpeg 3.3.3 -> 2.4, an integer signedness error might occur when a crafted file, which claims a large "item_num" field such as. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Authentication Bypass Debian Debian Linux +1
NVD GitHub
EPSS 0% CVSS 4.3
MEDIUM POC This Month

The admin pages for power types and key types in Beaker before 20.1 do not have any access controls, which allows remote authenticated users to modify power types and key types via navigating to. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Authentication Bypass Red Hat Beaker
NVD
EPSS 32% CVSS 5.9
MEDIUM POC THREAT This Month

The AT&T U-verse 9.2.2h0d83 firmware for the Arris NVG589 and NVG599 devices, when IP Passthrough mode is not used, configures an unauthenticated proxy service on WAN TCP port 49152, which allows. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 31.9%.

Authentication Bypass U Verse Firmware Att
NVD
EPSS 4% CVSS 8.1
HIGH POC This Week

The AT&T U-verse 9.2.2h0d83 firmware for the Arris NVG599 device, when IP Passthrough mode is not used, configures WAN access to a caserver https service with the tech account and an empty password,. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass U Verse Firmware Att
NVD
EPSS 4% CVSS 8.1
HIGH POC This Week

The AT&T U-verse 9.2.2h0d83 firmware for the Arris NVG589 and NVG599 devices, when IP Passthrough mode is not used, configures ssh-permanent-enable WAN SSH logins to the remotessh account with the. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Authentication Bypass U Verse Firmware Att
NVD
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Quick Facts

Typical Severity
CRITICAL
Category
auth
Total CVEs
37889

MITRE ATT&CK

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