Unscored severity · published Jul 18, 2007
CVE-2007-3763
The IAX2 channel driver (chan_iax2) in Asterisk before 1.2.22 and 1.4.x before 1.4.8, Business Edition before B.2.2.1, AsteriskNOW before beta7, Appliance Developer Kit before…
–
CVSS
26.6%
EPSS
No
On KEV
Description
The IAX2 channel driver (chan_iax2) in Asterisk before 1.2.22 and 1.4.x before 1.4.8, Business Edition before B.2.2.1, AsteriskNOW before beta7, Appliance Developer Kit before 0.5.0, and s800i before 1.0.2 allows remote attackers to cause a denial of service (crash) via a crafted (1) LAGRQ or (2) LAGRP frame that contains information elements of IAX frames, which results in a NULL pointer dereference when Asterisk does not properly set an associated variable.
Exploitation
Is it being used?
Exploit prediction (EPSS)26.6% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Asterisk · Asterisk
1.0; 1.0.6; 1.0.7; 1.0.8; 1.0.9; 1.0.10; +25 more · source: NVD
AA
Asterisk Appliance Developer Kit · Asterisk
through 0.4 · source: NVD
AS
Asterisknow · Asterisk
beta_5; beta_6 · source: NVD
SA
S800i Appliance · Asterisk
1.0; 1.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2007-3763
CVE.org
https://www.cve.org/CVERecord?id=CVE-2007-3763
bugs.gentoo.org
http://bugs.gentoo.org/show_bug.cgi?id=185713
Patch
http://ftp.digium.com/pub/asa/ASA-2007-015.pdf
secunia.com
http://secunia.com/advisories/26099
secunia.com
http://secunia.com/advisories/29051
security.gentoo.org
http://security.gentoo.org/glsa/glsa-200802-11.xml
www.debian.org
http://www.debian.org/security/2007/dsa-1358
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