Vulnerability Description
routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information about relay selection via a timing side-channel attack.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tor | Tor | <= 0.2.2.37 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html
- http://openwall.com/lists/oss-security/2012/08/21/6
- http://secunia.com/advisories/50583
- http://security.gentoo.org/glsa/glsa-201301-03.xml
- https://gitweb.torproject.org/tor.git/commit/308f6dad20675c42b29862f4269ad1fbfb0
- https://gitweb.torproject.org/tor.git/commit/d48cebc5e498b0ae673635f40fc57cdddab
- https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html
- https://trac.torproject.org/projects/tor/ticket/6537
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html
- http://openwall.com/lists/oss-security/2012/08/21/6
- http://secunia.com/advisories/50583
- http://security.gentoo.org/glsa/glsa-201301-03.xml
- https://gitweb.torproject.org/tor.git/commit/308f6dad20675c42b29862f4269ad1fbfb0
- https://gitweb.torproject.org/tor.git/commit/d48cebc5e498b0ae673635f40fc57cdddab
- https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html
FAQ
What is CVE-2012-3519?
CVE-2012-3519 is a vulnerability with a CVSS score of 5.0 (MEDIUM). routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information abou...
How severe is CVE-2012-3519?
CVE-2012-3519 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-2012-3519?
Check the references section above for vendor advisories and patch information. Affected products include: Tor Tor.