PT-2011-2391 · Tor · Tor

Debuger · Published 2011-01-19 · Updated 2017-08-17 · CVE-2011-0492

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 0.2.1.29 Tor versions 0.2.2.x prior to 0.2.2.21-alpha

Description The issue allows remote attackers to cause a denial of service, resulting in an assertion failure and daemon exit, via blobs that trigger a certain file size.

Recommendations For Tor versions prior to 0.2.1.29, update to version 0.2.1.29 or later. For Tor versions 0.2.2.x prior to 0.2.2.21-alpha, update to version 0.2.2.21-alpha or later.

Fix

DoS

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2011-0492

DSA-2148-1

Affected Products

Tor

References · 11

• http://blog.torproject.org/blog/tor-02129-released-security-patches · Patch
• https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLog · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2011-0492 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2011-0492 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2011-0492 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2011-0492 · Vendor Advisory
• https://trac.torproject.org/projects/tor/ticket/2326 · Patch
• http://archives.seul.org/or/announce/Jan-2011/msg00000.html · Note
• http://securityfocus.com/bid/45953 · Note
• http://xforce.iss.net/xforce/xfdb/64867 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/64867 · Note