Vulnerability Description
Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha makes calls to Libevent within Libevent log handlers, which might allow remote attackers to cause a denial of service (daemon crash) via vectors that trigger certain log messages.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tor | Tor | <= 0.2.1.28 |
References
- http://archives.seul.org/or/announce/Jan-2011/msg00000.htmlPatch
- http://blog.torproject.org/blog/tor-02129-released-security-patchesPatchVendor Advisory
- http://www.securityfocus.com/bid/45953
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64889
- https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLogPatch
- https://trac.torproject.org/projects/tor/ticket/2190
- http://archives.seul.org/or/announce/Jan-2011/msg00000.htmlPatch
- http://blog.torproject.org/blog/tor-02129-released-security-patchesPatchVendor Advisory
- http://www.securityfocus.com/bid/45953
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64889
- https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLogPatch
- https://trac.torproject.org/projects/tor/ticket/2190
FAQ
What is CVE-2011-0490?
CVE-2011-0490 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha makes calls to Libevent within Libevent log handlers, which might allow remote attackers to cause a denial of service (daemon crash) via vectors t...
How severe is CVE-2011-0490?
CVE-2011-0490 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-0490?
Check the references section above for vendor advisories and patch information. Affected products include: Tor Tor.