7.8

CVE-2009-2726

Exploit
The SIP channel driver in Asterisk Open Source 1.2.x before 1.2.34, 1.4.x before 1.4.26.1, 1.6.0.x before 1.6.0.12, and 1.6.1.x before 1.6.1.4; Asterisk Business Edition A.x.x, B.x.x before B.2.5.9, C.2.x before C.2.4.1, and C.3.x before C.3.1; and Asterisk Appliance s800i 1.2.x before 1.3.0.3 does not use a maximum width when invoking sscanf style functions, which allows remote attackers to cause a denial of service (stack memory consumption) via SIP packets containing large sequences of ASCII decimal characters, as demonstrated via vectors related to (1) the CSeq value in a SIP header, (2) large Content-Length value, and (3) SDP.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Digium ≫ Asterisk Editionbusiness Version < b.2.5.9
Digium ≫ Asterisk Editionbusiness Version >= c.2.0 <= c.2.4.1
Digium ≫ Asterisk Editionbusiness Version >= c.3.0 < c.3.1
Digium ≫ S800i Firmware Version >= 1.2.0 < 1.3.0.3
   Digium ≫ S800i Version-
Digium ≫ Asterisk Version >= 1.2.0 < 1.2.34
Digium ≫ Asterisk Version >= 1.4.0 < 1.4.26.1
Digium ≫ Asterisk Version >= 1.6.0 < 1.6.0.12
Digium ≫ Asterisk Version >= 1.6.1 < 1.6.1.4
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 6.52% 0.929
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
CWE-770 Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

http://downloads.digium.com/pub/security/AST-2009-005.html
Product
http://labs.mudynamics.com/advisories/MU-200908-01.txt
Broken Link
http://secunia.com/advisories/36227
Vendor Advisory
Broken Link
http://www.securityfocus.com/archive/1/505669/100/0/threaded
Third Party Advisory
Broken Link
VDB Entry
http://www.securityfocus.com/bid/36015
Third Party Advisory
Exploit
Broken Link
VDB Entry
http://www.securitytracker.com/id?1022705
Third Party Advisory
Broken Link
VDB Entry
http://www.vupen.com/english/advisories/2009/2229
Vendor Advisory
Broken Link