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Sophos Anti Virus CVE-2014-1213

MEDIUM
Permissions, Privileges, and Access Controls (CWE-264)
2014-02-10 cve@mitre.org
Privilege Escalation Denial Of Service Sophos Anti Virus Scanning Engine Sophos
5.6
CVSS 2.0 · NVD
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Severity by source

NVD PRIMARY
5.6 MEDIUM
AV:L/AC:L/Au:N/C:N/I:P/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Confidentiality
None
Integrity
P
Availability
C

Lifecycle Timeline

1
CVE Published
Feb 10, 2014 - 23:55 cve.org
MEDIUM 5.6

DescriptionCVE.org

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.

AnalysisAI

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,. Rated medium severity (CVSS 5.6), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-264. 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. Affected products include: Sophos Scanning Engine, Sophos Sophos Anti-Virus. Version information: before 3.50.1.

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.

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CVE-2014-1213 vulnerability details – vuln.today
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