medium5.8
CVE-2014-5117
Tor before 0.2.4.23 and 0.2.5 before 0.2.5.6-alpha maintains a circuit after an inbound RELAY_EARLY cell is received by a client, which makes it easier for rem…
Impact
Tor before 0.2.4.23 and 0.2.5 before 0.2.5.6-alpha maintains a circuit after an inbound RELAY_EARLY cell is received by a client, which makes it easier for remote attackers to conduct traffic-confirmation attacks by using the pattern of RELAY and RELAY_EARLY cells as a means of communicating information about hidden service names.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Torproject | Tor | through 0.2.4.22 Versions 0.0.2, 0.0.3, 0.0.4, 0.0.5, 0.0.6 |
References
- NVD record
- CVE.org record
- http://secunia.com/advisories/60084
- http://secunia.com/advisories/60647
- https://blog.torproject.org/blog/tor-security-advisory-relay-early-traffic-confirmation-attack
- https://lists.torproject.org/pipermail/tor-announce/2014-July/000093.html
- https://lists.torproject.org/pipermail/tor-announce/2014-July/000094.html
- https://lists.torproject.org/pipermail/tor-talk/2014-July/034180.html
- https://trac.torproject.org/projects/tor/ticket/1038
- http://secunia.com/advisories/60084
- http://secunia.com/advisories/60647
- https://blog.torproject.org/blog/tor-security-advisory-relay-early-traffic-confirmation-attack
- https://lists.torproject.org/pipermail/tor-announce/2014-July/000093.html
- https://lists.torproject.org/pipermail/tor-announce/2014-July/000094.html
- https://lists.torproject.org/pipermail/tor-talk/2014-July/034180.html
- https://trac.torproject.org/projects/tor/ticket/1038