Advisory Published
Updated

CVE-2012-2250

First published: Mon Feb 03 2014(Updated: )

Tor before 0.2.3.24-rc allows remote attackers to cause a denial of service (assertion failure and daemon exit) by performing link protocol negotiation incorrectly.

Credit: security@debian.org

Affected SoftwareAffected VersionHow to fix
Tor Project Tor<=0.2.3.23
Tor Project Tor=0.0.2
Tor Project Tor=0.0.2-pre13
Tor Project Tor=0.0.2-pre14
Tor Project Tor=0.0.2-pre15
Tor Project Tor=0.0.2-pre16
Tor Project Tor=0.0.2-pre17
Tor Project Tor=0.0.2-pre18
Tor Project Tor=0.0.2-pre19
Tor Project Tor=0.0.2-pre20
Tor Project Tor=0.0.2-pre21
Tor Project Tor=0.0.2-pre22
Tor Project Tor=0.0.2-pre23
Tor Project Tor=0.0.2-pre24
Tor Project Tor=0.0.2-pre25
Tor Project Tor=0.0.2-pre26
Tor Project Tor=0.0.2-pre27
Tor Project Tor=0.0.3
Tor Project Tor=0.0.4
Tor Project Tor=0.0.5
Tor Project Tor=0.0.6
Tor Project Tor=0.0.6.1
Tor Project Tor=0.0.6.2
Tor Project Tor=0.0.7
Tor Project Tor=0.0.7.1
Tor Project Tor=0.0.7.2
Tor Project Tor=0.0.7.3
Tor Project Tor=0.0.8.1
Tor Project Tor=0.0.9.1
Tor Project Tor=0.0.9.2
Tor Project Tor=0.0.9.3
Tor Project Tor=0.0.9.4
Tor Project Tor=0.0.9.5
Tor Project Tor=0.0.9.6
Tor Project Tor=0.0.9.7
Tor Project Tor=0.0.9.8
Tor Project Tor=0.0.9.9
Tor Project Tor=0.0.9.10
Tor Project Tor=0.1.0.10
Tor Project Tor=0.1.0.11
Tor Project Tor=0.1.0.12
Tor Project Tor=0.1.0.13
Tor Project Tor=0.1.0.14
Tor Project Tor=0.1.0.15
Tor Project Tor=0.1.0.16
Tor Project Tor=0.1.0.17
Tor Project Tor=0.1.1.20
Tor Project Tor=0.1.1.21
Tor Project Tor=0.1.1.22
Tor Project Tor=0.1.1.23
Tor Project Tor=0.1.1.24
Tor Project Tor=0.1.1.25
Tor Project Tor=0.1.1.26
Tor Project Tor=0.1.2.13
Tor Project Tor=0.1.2.14
Tor Project Tor=0.1.2.15
Tor Project Tor=0.1.2.16
Tor Project Tor=0.1.2.17
Tor Project Tor=0.1.2.18
Tor Project Tor=0.1.2.19
Tor Project Tor=0.2.0.30
Tor Project Tor=0.2.0.31
Tor Project Tor=0.2.0.32
Tor Project Tor=0.2.0.33
Tor Project Tor=0.2.0.34
Tor Project Tor=0.2.0.35
Tor Project Tor=0.2.2.18
Tor Project Tor=0.2.2.19
Tor Project Tor=0.2.2.20
Tor Project Tor=0.2.2.21
Tor Project Tor=0.2.2.22
Tor Project Tor=0.2.2.23
Tor Project Tor=0.2.2.24
Tor Project Tor=0.2.2.25
Tor Project Tor=0.2.2.26
Tor Project Tor=0.2.2.27
Tor Project Tor=0.2.2.28
Tor Project Tor=0.2.2.29
Tor Project Tor=0.2.2.30
Tor Project Tor=0.2.2.31
Tor Project Tor=0.2.2.32
Tor Project Tor=0.2.2.33
Tor Project Tor=0.2.2.34
Tor Project Tor=0.2.2.35
Tor Project Tor=0.2.2.36
Tor Project Tor=0.2.2.37
Tor Project Tor=0.2.2.38
Tor Project Tor=0.2.3
Tor Project Tor=0.2.3.13-alpha
Tor Project Tor=0.2.3.14-alpha
Tor Project Tor=0.2.3.15-alpha
Tor Project Tor=0.2.3.16-alpha
Tor Project Tor=0.2.3.17-beta
Tor Project Tor=0.2.3.18-rc
Tor Project Tor=0.2.3.19-rc
Tor Project Tor=0.2.3.20-rc
Tor Project Tor=0.2.3.21-rc
Tor Project Tor=0.2.3.22-rc

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Frequently Asked Questions

  • What is the severity of CVE-2012-2250?

    CVE-2012-2250 is classified as a moderate severity vulnerability as it can lead to denial of service through assertion failure.

  • How does CVE-2012-2250 affect users?

    CVE-2012-2250 affects users by potentially causing the Tor daemon to exit unexpectedly, disrupting services using Tor.

  • How do I fix CVE-2012-2250?

    To fix CVE-2012-2250, update your Tor installation to version 0.2.3.24-rc or later.

  • Which versions of Tor are affected by CVE-2012-2250?

    CVE-2012-2250 affects all versions of Tor prior to 0.2.3.24-rc.

  • What are the possible impacts of CVE-2012-2250 on Tor networks?

    The possible impacts of CVE-2012-2250 on Tor networks include service interruptions and degraded user experience.

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