PT-2011-3479 · Tor · Tor

Vincent Danen · Published 2011-06-14 · Updated 2011-06-30 · CVE-2011-1924

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions Tor versions prior to 0.2.1.30

Description The issue is related to a buffer overflow in the policy summarize function, which can be triggered by a crafted policy. This can cause a denial of service, specifically a directory authority crash, when a long port list is created.

Recommendations For versions prior to 0.2.1.30, update to version 0.2.1.30 or later to resolve the issue.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2011-1924

Affected Products

Tor

References · 12

• https://osv.dev/vulnerability/CVE-2011-1924 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=705192 · Patch
• https://lists.torproject.org/pipermail/tor-announce/2011-February/000000.html · Patch
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061258.html · Vendor Advisory
• http://secunia.com/advisories/43548 · Vendor Advisory
• https://gitweb.torproject.org/tor.git/commit/43414eb98821d3b5c6c65181d7545ce938f82c8e · Patch
• https://security-tracker.debian.org/tracker/CVE-2011-1924 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2011-1924 · Vendor Advisory
• http://secunia.com/advisories/44862 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-1924 · Security Note
• https://bugzilla.redhat.com/show_bug.cgi?id=705194 · Note
• http://securityfocus.com/bid/46618 · Note