Skip to main content

Session Fixation CVE-2023-41012

CRITICAL
Session Fixation (CWE-384)
2023-09-05 cve@mitre.org
9.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V7 - Session Management Session fixation prevention
Impact

CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the critical-severity affected system.

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.
No patch listed yet 1.3% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

An issue in China Mobile Communications China Mobile Intelligent Home Gateway v.HG6543C4 allows a remote attacker to execute arbitrary code via the authentication mechanism. 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.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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.

Technical ContextAI · show details

This vulnerability is classified under CWE-384. An issue in China Mobile Communications China Mobile Intelligent Home Gateway v.HG6543C4 allows a remote attacker to execute arbitrary code via the authentication mechanism. Affected products include: Chinamobile Intelligent Home Gateway Firmware.

Know when Session Fixation gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 9.8 CRITICAL
AV:N/AC:L/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
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

An issue in China Mobile Communications China Mobile Intelligent Home Gateway v.HG6543C4 allows a remote attacker to execute arbitrary code via the authentication mechanism.

Threat Intelligence Overview

EPSS Score
1.3%
Top 33% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low

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 CRITICAL
CISA KEV No
Public POC Yes
EPSS 1.3%
Patch available No
Active threat No
Deciding rule
CRITICAL severity + public POC available
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
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

70
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +49
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:o:chinamobile:intelligent_home_gateway_firmware:hg6543c4:*:*:*:*:*:*:*
CVE-2026-102489 CRITICAL POC
9.4 Sep 30

Session hijacking in self-hosted Zammad 6.3.0 through 6.5.4 allows remote, unauthenticated attackers to take over a legi

CVE-2017-12965 CRITICAL POC
9.8 Aug 23

Session fixation vulnerability in Apache2Triad 1.5.4 allows remote attackers to hijack web sessions via the PHPSESSID pa

CVE-2025-28242 CRITICAL POC
9.8 Apr 18

Improper session management in the /login_ok.htm endpoint of DAEnetIP4 METO v1.25 allows attackers to execute a session

CVE-2022-40916 CRITICAL POC
9.8 Feb 06

Tiny File Manager v2.4.7 and below is vulnerable to session fixation. Rated critical severity (CVSS 9.8), this vulnerabi

CVE-2025-45949 CRITICAL POC
9.8 Apr 28

A critical vulnerability was found in PHPGurukul User Registration & Login and User Management System V3.3 in the /login

CVE-2023-48929 CRITICAL POC
9.8 Dec 08

Franklin Fueling Systems System Sentinel AnyWare (SSA) version 1.6.24.492 is vulnerable to Session Fixation. Rated criti

CVE-2023-31498 CRITICAL POC
9.8 May 11

A privilege escalation issue was found in PHP Gurukul Hospital Management System In v.4.0 allows a remote attacker to ex

CVE-2022-3269 CRITICAL POC
9.8 Sep 23

Session Fixation in GitHub repository ikus060/rdiffweb prior to 2.4.7. Rated critical severity (CVSS 9.8), this vulnerab

CVE-2021-39290 CRITICAL POC
9.8 Aug 23

Certain NetModule devices allow Limited Session Fixation via PHPSESSID. Rated critical severity (CVSS 9.8), this vulnera

CVE-2020-11729 CRITICAL POC
9.8 Apr 15

An issue was discovered in DAViCal Andrew's Web Libraries (AWL) through 0.60. Rated critical severity (CVSS 9.8), this v

CVE-2019-18418 CRITICAL POC
9.8 Oct 24

clonos.php in ClonOS WEB control panel 19.09 allows remote attackers to gain full access via change password requests be

CVE-2018-18925 CRITICAL POC
9.8 Nov 04

Gogs 0.11.66 allows remote code execution because it does not properly validate session IDs, as demonstrated by a ".." s

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy