PT-2012-4781 · Tor · Tor

Jan Lieskovsky · Published 2012-08-25 · Updated 2024-06-15 · CVE-2012-3517

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 0.2.2.38

Description The issue is related to a use-after-free vulnerability in the dns.c component, which might allow remote attackers to cause a denial of service, resulting in a daemon crash. This can be triggered by vectors related to failed DNS requests.

Recommendations For versions prior to 0.2.2.38, update to version 0.2.2.38 or later to resolve the issue.

Fix

DoS

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2012-3517

DLA-17-1

OPENSUSE-SU-2024:10423-1

Affected Products

Tor

References · 35

• http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-3517 · Security Note
• https://trac.torproject.org/projects/tor/ticket/6480 · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2024:10423-1 · Vendor Advisory
• http://security.gentoo.org/glsa/glsa-201301-03.xml · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2012-3517 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2012-3517 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2012-3517 · Vendor Advisory
• https://suse.com/security/cve/CVE-2015-2688 · Note
• https://suse.com/security/cve/CVE-2014-0160 · Note
• https://suse.com/security/cve/CVE-2012-3519 · Note
• https://suse.com/security/cve/CVE-2011-2768 · Note
• https://suse.com/security/cve/CVE-2012-3518 · Note
• https://suse.com/security/cve/CVE-2015-2689 · Note