Buffer overflow in Tor

CVE-2011-1924

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.

Vulnerability class: Buffer Overflow

EPSS: 0.028 (85.1th percentile) — read the EPSS interpretation.

Affected products

  • Tor — versions 0.0.2, 0.0.2_pre13, 0.0.2_pre14
  • N/a — versions n/a

Weakness classification (CWE)

References