CVEvulnerability

CVE-2011-2778

7.6 HIGH Published 2011-12-23 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2011-12-23
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.6 HIGH — AV:N/AC:H/Au:N/C:C/I:C/A:C
Weaknesses
CWE-119

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.

Affected configurations

• tor tor (<= 0.2.2.34) • tor tor 0.0.2 • tor tor 0.0.3 • tor tor 0.0.4 • tor tor 0.0.5 • tor tor 0.0.6 • tor tor 0.0.6.1 • tor tor 0.0.6.2 • tor tor 0.0.7 • tor tor 0.0.7.1 • tor tor 0.0.7.2 • tor tor 0.0.7.3 • tor tor 0.0.8 • tor tor 0.0.8.1 • tor tor 0.0.9 • tor tor 0.0.9.1 • tor tor 0.0.9.2 • tor tor 0.0.9.3 • tor tor 0.0.9.4 • tor tor 0.0.9.5 • tor tor 0.0.9.6 • tor tor 0.0.9.7 • tor tor 0.0.9.8 • tor tor 0.0.9.9 • tor tor 0.0.9.10 • tor tor 0.1.0.1 • tor tor 0.1.0.2 • tor tor 0.1.0.3 • tor tor 0.1.0.4 • tor tor 0.1.0.5 • tor tor 0.1.0.6 • tor tor 0.1.0.7 • tor tor 0.1.0.8 • tor tor 0.1.0.9 • tor tor 0.1.0.10 • tor tor 0.1.0.11 • tor tor 0.1.0.12 • tor tor 0.1.0.13 • tor tor 0.1.0.14 • tor tor 0.1.0.15 • tor tor 0.1.0.16 • tor tor 0.1.0.17 • tor tor 0.1.0.18 • tor tor 0.1.0.19 • tor tor 0.1.1 • tor tor 0.1.1.1 • tor tor 0.1.1.2 • tor tor 0.1.1.3 • tor tor 0.1.1.4 • tor tor 0.1.1.5 • tor tor 0.1.1.6 • tor tor 0.1.1.7 • tor tor 0.1.1.8 • tor tor 0.1.1.9 • tor tor 0.1.1.10 • tor tor 0.1.1.11 • tor tor 0.1.1.12 • tor tor 0.1.1.13 • tor tor 0.1.1.14 • tor tor 0.1.1.15 … and 146 more

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References