CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
AI Score
Confidence
High
EPSS
Percentile
91.9%
The networkstatus_parse_vote_from_string function in routerparse.c in Tor before 0.2.2.38 does not properly handle an invalid flavor name, which allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted (1) vote document or (2) consensus document.
lists.opensuse.org/opensuse-updates/2012-08/msg00048.html
openwall.com/lists/oss-security/2012/08/21/6
secunia.com/advisories/50583
security.gentoo.org/glsa/glsa-201301-03.xml
gitweb.torproject.org/tor.git/commit/55f635745afacefffdaafc72cc176ca7ab817546
gitweb.torproject.org/tor.git/commit/57e35ad3d91724882c345ac709666a551a977f0f
lists.torproject.org/pipermail/tor-announce/2012-August/000086.html
trac.torproject.org/projects/tor/ticket/6530