Video Surveillance Management System
CVE-2023-3805
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization verification
MITRE ATT&CK
1 technique across 1 tactic: Defense Evasion The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| 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. |
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Alert meAnalysisAI
A vulnerability, which was classified as critical, has been found in Xiamen Four Letter Video Surveillance Management System up to 20230712.class of the component Login. 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
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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-285. A vulnerability, which was classified as critical, has been found in Xiamen Four Letter Video Surveillance Management System up to 20230712.class of the component Login. The manipulation leads to improper authorization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-235073 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. Affected products include: Four-Faith Video Surveillance Management System. Version information: up to 20230712..
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
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
DescriptionNVD
A vulnerability, which was classified as critical, has been found in Xiamen Four Letter Video Surveillance Management System up to 20230712. This issue affects some unknown processing in the library UserInfoAction.class of the component Login. The manipulation leads to improper authorization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-235073 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
VulDB
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Exploit-DB