National Cyber Awareness System

Vulnerability Summary for CVE-2011-0015

Overview

Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not properly check the amount of compression in zlib-compressed data, which allows remote attackers to cause a denial of service via a large compression factor.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLog

Type: Patch Information

Hyperlink:https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLog

External Source: CONFIRM

Name: http://blog.torproject.org/blog/tor-02129-released-security-patches

Type: Patch Information

Hyperlink:http://blog.torproject.org/blog/tor-02129-released-security-patches

External Source: MLIST

Name: [or-announce] 20110117 Tor 0.2.1.29 is released (security patches)

Type: Patch Information

Hyperlink:http://archives.seul.org/or/announce/Jan-2011/msg00000.html

External Source: CONFIRM

Name: https://trac.torproject.org/projects/tor/ticket/2324

Hyperlink:https://trac.torproject.org/projects/tor/ticket/2324

External Source: VUPEN

Name: ADV-2011-0132

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/0132

External Source: VUPEN

Name: ADV-2011-0131

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/0131

External Source: SECTRACK

Name: 1024980

Hyperlink:http://www.securitytracker.com/id?1024980

External Source: BID

Name: 45832

Hyperlink:http://www.securityfocus.com/bid/45832

External Source: MLIST

Name: [oss-security] 20110118 Re: CVE request: tor

Hyperlink:http://www.openwall.com/lists/oss-security/2011/01/18/7

External Source: DEBIAN

Name: DSA-2148

Hyperlink:http://www.debian.org/security/2011/dsa-2148

External Source: SECUNIA

Name: 42907

Type: Advisory

Hyperlink:http://secunia.com/advisories/42907

External Source: SECUNIA

Name: 42905

Type: Advisory

Hyperlink:http://secunia.com/advisories/42905