CVE-2011-2778

HighCVSS 7.6/10Last modified Jun 16, 2026

Description

Multiple heap-based buffer overflows in Tor before 0.2.2.35 allow remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code by (1) establishing a SOCKS connection to SocksPort or (2) leveraging a SOCKS proxy configuration.

Metrics

CVSS 2.0 7.6/10AV:N/AC:H/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Dec 23, 2011
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2011-2778: High severity, CVSS 7.6 | Vulnix