PT-2012-5657 · Tor · Tor

Nico Golde · Published 2012-09-14 · Updated 2024-06-15 · CVE-2012-4922

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 0.2.2.39 Tor versions 0.2.3.x prior to 0.2.3.22-rc

Description The issue is related to the tor timegm function in common/util.c, which does not properly validate time values. This allows remote attackers to cause a denial of service via a malformed directory object.

Recommendations For Tor versions prior to 0.2.2.39, update to version 0.2.2.39 or later. For Tor versions 0.2.3.x prior to 0.2.3.22-rc, update to version 0.2.3.22-rc or later.

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2012-4922

DSA-2548-1

OPENSUSE-SU-2024:10423-1

Affected Products

Tor

References · 35

• https://osv.dev/vulnerability/DEBIAN-CVE-2012-4922 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2012-4922 · Vendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10423-1 · Vendor Advisory
• http://security.gentoo.org/glsa/glsa-201301-03.xml · Vendor Advisory
• http://lists.opensuse.org/opensuse-updates/2012-10/msg00005.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-4922 · Security Note
• https://osv.dev/vulnerability/CVE-2012-4922 · Vendor Advisory
• https://trac.torproject.org/projects/tor/ticket/6811 · Note
• 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