5

CVE-2012-3518

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Tor ≫ Tor Version <= 0.2.2.37
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.78% 0.845
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html
http://openwall.com/lists/oss-security/2012/08/21/6
http://security.gentoo.org/glsa/glsa-201301-03.xml
https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html
http://secunia.com/advisories/50583
https://gitweb.torproject.org/tor.git/commit/55f635745afacefffdaafc72cc176ca7ab817546
https://gitweb.torproject.org/tor.git/commit/57e35ad3d91724882c345ac709666a551a977f0f
https://trac.torproject.org/projects/tor/ticket/6530