CVEvulnerability

CVE-2011-1924

5.0 MEDIUM Published 2011-06-14 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2011-06-14
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-119

Description

Buffer overflow in the policy_summarize function in or/policies.c in Tor before 0.2.1.30 allows remote attackers to cause a denial of service (directory authority crash) via a crafted policy that triggers creation of a long port list.

Affected configurations

• tor tor (<= 0.2.1.29) • tor tor 0.0.2 • tor tor 0.0.2 pre13 • tor tor 0.0.2 pre14 • tor tor 0.0.2 pre15 • tor tor 0.0.2 pre16 • tor tor 0.0.2 pre17 • tor tor 0.0.2 pre18 • tor tor 0.0.2 pre19 • tor tor 0.0.2 pre20 • tor tor 0.0.2 pre21 • tor tor 0.0.2 pre22 • tor tor 0.0.2 pre23 • tor tor 0.0.2 pre24 • tor tor 0.0.2 pre25 • tor tor 0.0.2 pre26 • tor tor 0.0.2 pre27 • 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 … and 144 more

Related

Weakness · CWE (1)

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

References