Vulnerability in Sophos Disk Encryption
CVE-2011-5117
Sophos SafeGuard Enterprise Device Encryption 5.x through 5.50.8.13, Sophos SafeGuard Easy Device Encryption Client 5.50.x, and Sophos Disk Encryption 5.50.x have a delay before removal of (1) out-of-date credentials and (2) invalid credentials, which allows physically proximate attackers to defeat the full-disk encryption feature by leveraging knowledge of these credentials.
Vulnerability class: Race Condition
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.9 (Medium). Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.003 (24.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Sophos Disk Encryption — versions 5.50.0, 5.50.1, 5.50.8
- Sophos Safeguard Easy Device Encryption Client — versions 5.50.0, 5.50.1, 5.50.8
- Sophos Safeguard Enterprise Device Encryption — versions 5.6, 5.35.0, 5.35.1
Weakness classification (CWE)
References
- www.sophos.com/en-us/support/knowledgebase/112655.aspx (Patch, Vendor Advisory)