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Vulnerability Assessment

Weakness
CWE
CWE-287
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK

2 techniques across 2 tactics: Defense Evasion, Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

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Impact

CVSS score of 8.1 (HIGH). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

A remote attacker could bypass authentication mechanisms to gain unauthorized access by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 2.4% exploitation probability (EPSS)

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AnalysisAI

Zoho ManageEngine Active Directory 360 versions 4315 and below, ADAudit Plus 7202 and below, ADManager Plus 7200 and below, Asset Explorer 6993 and below and 7xxx 7002 and below, Cloud Security Plus. 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.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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Technical ContextAI · show details

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. Zoho ManageEngine Active Directory 360 versions 4315 and below, ADAudit Plus 7202 and below, ADManager Plus 7200 and below, Asset Explorer 6993 and below and 7xxx 7002 and below, Cloud Security Plus 4161 and below, Data Security Plus 6110 and below, Eventlog Analyzer 12301 and below, Exchange Reporter Plus 5709 and below, Log360 5315 and below, Log360 UEBA 4045 and below, M365 Manager Plus 4529 and below, M365 Security Plus 4529 and below, Recovery Manager Plus 6061 and below, ServiceDesk Plus 14204 and below and 143xx 14302 and below, ServiceDesk Plus MSP 14300 and below, SharePoint Manager Plus 4402 and below, and Support Center Plus 14300 and below are vulnerable to 2FA bypass via a few TOTP authenticators. Note: A valid pair of username and password is required to leverage this vulnerability. Affected products include: Zohocorp Manageengine Ad360, Zohocorp Manageengine Adaudit Plus, Zohocorp Manageengine Admanager Plus, Zohocorp Manageengine Assetexplorer, Zohocorp Manageengine Cloud Security Plus.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 8.1 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

Zoho ManageEngine Active Directory 360 versions 4315 and below, ADAudit Plus 7202 and below, ADManager Plus 7200 and below, Asset Explorer 6993 and below and 7xxx 7002 and below, Cloud Security Plus 4161 and below, Data Security Plus 6110 and below, Eventlog Analyzer 12301 and below, Exchange Reporter Plus 5709 and below, Log360 5315 and below, Log360 UEBA 4045 and below, M365 Manager Plus 4529 and below, M365 Security Plus 4529 and below, Recovery Manager Plus 6061 and below, ServiceDesk Plus 14204 and below and 143xx 14302 and below, ServiceDesk Plus MSP 14300 and below, SharePoint Manager Plus 4402 and below, and Support Center Plus 14300 and below are vulnerable to 2FA bypass via a few TOTP authenticators. Note: A valid pair of username and password is required to leverage this vulnerability.

Threat Intelligence Overview

EPSS Score
2.4%
Top 18% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 2.4%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +40
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

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

Affected Products (CPE)NVD

cpe:2.3:a:zohocorp:manageengine_ad360:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4300:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4302:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4303:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4304:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4305:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4306:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4308:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4309:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4310:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4312:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4313:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4314:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_ad360:4.3:4315:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adaudit_plus:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adaudit_plus:7.2:7200:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adaudit_plus:7.2:7201:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adaudit_plus:7.2:7202:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:7.2:7201:*:*:*:*:*:*
+ 215 more

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CVE-2015-8249 CRITICAL POC
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The FileUploadServlet class in ManageEngine Desktop Central 9 before build 91093 allows remote attackers to upload and e
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CVE-2015-7765 CRITICAL POC
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ZOHO ManageEngine OpManager 11.5 build 11600 and earlier uses a hardcoded password of "plugin" for the IntegrationUser a
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PGSQL:SubmitQuery.do in ZOHO ManageEngine OpManager 11.6, 11.5, and earlier allows remote administrators to bypass SQL q
CVE-2014-6037 HIGH POC
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Directory traversal vulnerability in the agentUpload servlet in ZOHO ManageEngine EventLog Analyzer 9.0 build 9002 and 8
CVE-2015-7387 HIGH POC
7.5 Sep 28

ZOHO ManageEngine EventLog Analyzer 10.6 build 10060 and earlier allows remote attackers to bypass intended restrictions
CVE-2016-6601 HIGH POC
7.5 Jan 23

Directory traversal vulnerability in the file download functionality in ZOHO WebNMS Framework 5.2 and 5.2 SP1 allows rem
CVE-2014-6034 MEDIUM POC
5.0 Dec 04

Directory traversal vulnerability in the com.me.opmanager.extranet.remote.communication.fw.fe.FileCollector servlet in Z
CVE-2014-3996 HIGH POC
7.5 Dec 05

SQL injection vulnerability in the LinkViewFetchServlet servlet in ManageEngine Desktop Central (DC) and Desktop Central
CVE-2017-11512 HIGH POC
7.5 Nov 08

The ManageEngine ServiceDesk 9.3.9328 is vulnerable to arbitrary file downloads due to improper restrictions of the path

Same weakness CWE-287 – Improper Authentication

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CVE-2022-40684 CRITICAL POC
9.8
CVE-2025-61882 CRITICAL POC
9.8
CVE-2020-0688 HIGH POC
8.8
CVE-2023-46805 HIGH POC
8.2
CVE-2023-35078 CRITICAL POC
9.8
CVE-2015-1187 CRITICAL POC
9.8
CVE-2024-7593 CRITICAL POC
9.8
CVE-2017-7921 CRITICAL POC
9.8

Same technique Authentication Bypass

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CVE-2015-3306 CRITICAL POC
10.0
CVE-2023-22515 CRITICAL POC
9.8
CVE-2012-4681 CRITICAL POC
9.8
CVE-2013-2465 CRITICAL POC
9.8
CVE-2011-3544 CRITICAL POC
9.8
CVE-2024-0012 CRITICAL POC
9.3

References

Advisories & patches
PATCH https://www.manageengine.com/security/advisory/CVE/CVE-2023-35785.html REF https://manageengine.com

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