Unrated severityNVD Advisory· Published Jan 1, 2013· Updated Apr 29, 2026
CVE-2012-5573
CVE-2012-5573
Description
The connection_edge_process_relay_cell function in or/relay.c in Tor before 0.2.3.25 maintains circuits even if an unexpected SENDME cell arrives, which might allow remote attackers to cause a denial of service (memory consumption or excessive cell reception rate) or bypass intended flow-control restrictions via a RELAY_COMMAND_SENDME command.
Affected products
99cpe:2.3:a:torproject:tor:*:rc:*:*:*:*:*:*+ 98 more
- cpe:2.3:a:torproject:tor:*:rc:*:*:*:*:*:*range: <=0.2.3.24
- cpe:2.3:a:torproject:tor:0.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre13:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre14:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre15:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre16:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre17:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre18:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre19:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre20:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre21:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre22:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre23:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre24:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre25:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre26:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.2:pre27:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.7.3:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.4:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.5:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.6:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.7:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.8:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.9:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.0.9.10:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.20:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.21:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.22:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.23:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.24:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.25:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.1.26:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.13:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.14:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.15:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.16:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.17:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.18:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.1.2.19:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.0.30:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.0.31:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.0.32:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.0.33:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.0.34:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.0.35:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.18:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.19:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.20:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.21:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.22:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.23:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.24:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.25:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.26:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.27:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.28:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.29:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.30:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.31:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.32:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.33:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.34:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.35:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.36:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.37:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.2.38:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.13:alpha:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.14:alpha:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.15:alpha:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.16:alpha:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.17:beta:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.18:rc:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.19:rc:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.20:rc:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.21:rc:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.22:rc:*:*:*:*:*:*
- cpe:2.3:a:torproject:tor:0.2.3.23:rc:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
9- gitweb.torproject.org/arma/tor.git/commitdiff/b9b54568c0bb64c32bd0b362954bdbc8c1234b16nvdPatch
- trac.torproject.org/projects/tor/ticket/6252nvdVendor Advisory
- openwall.com/lists/oss-security/2012/11/26/11nvd
- secunia.com/advisories/51329nvd
- security.gentoo.org/glsa/glsa-201301-03.xmlnvd
- bugs.gentoo.org/show_bug.cginvd
- bugzilla.redhat.com/show_bug.cginvd
- exchange.xforce.ibmcloud.com/vulnerabilities/80289nvd
- gitweb.torproject.org/tor.git/blob/release-0.2.3:/ReleaseNotesnvd
News mentions
0No linked articles in our index yet.