Vulnerability Details : CVE-2014-1213
Sophos Anti-Virus engine (SAVi) before 3.50.1, as used in VDL 4.97G 9.7.x before 9.7.9, 10.0.x before 10.0.11, and 10.3.x before 10.3.1 does not set an ACL for certain global and session objects, which allows local users to bypass anti-virus protection, cause a denial of service (resource consumption, CPU consumption, and eventual crash) or spoof "ready for update" messages by performing certain operations on mutexes or events including (1) DataUpdateRequest, (2) MmfMutexSAV-****, (3) MmfMutexSAV-Info, (4) ReadyForUpdateSAV-****, (5) ReadyForUpdateSAV-Info, (6) SAV-****, (7) SAV-Info, (8) StateChange, (9) SuspendedSAV-****, (10) SuspendedSAV-Info, (11) UpdateComplete, (12) UpdateMutex, (13) UpdateRequest, or (14) SophosALMonSessionInstance, as demonstrated by triggering a ReadyForUpdateSAV event and modifying the UpdateComplete, UpdateMutex, and UpdateRequest objects.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-1213
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 24 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-1213
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.6
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:P/A:C |
3.9
|
7.8
|
NIST |
CWE ids for CVE-2014-1213
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-1213
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http://packetstormsecurity.com/files/125024/Sophos-Anti-Virus-Denial-Of-Service.html
Sophos Anti-Virus Denial Of Service ≈ Packet Storm
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http://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2014-1213/
CVE-2014-1213
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http://www.securitytracker.com/id/1029713
Sophos Anti-Virus ACL Error Lets Local Users Deny Service - SecurityTracker
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http://seclists.org/fulldisclosure/2014/Feb/1
Full Disclosure: CVE-2014-1213 - Denial of Service in Sophos Anti Virus
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http://www.sophos.com/en-us/support/knowledgebase/2300/7200/1031/120401.aspx
Sophos Community
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http://www.securityfocus.com/archive/1/530915/100/0/threaded
SecurityFocus
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http://www.securityfocus.com/bid/65286
Sophos Anti-Virus CVE-2014-1213 Local Denial of Service Vulnerability
Products affected by CVE-2014-1213
- cpe:2.3:a:sophos:sophos_anti-virus:10.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:sophos:scanning_engine:*:*:*:*:*:*:*:*