Home/CVE/The Skinny channel driver (chan_skinny) in Asterisk before 1.2.22 and 1.4.x before 1.4.8, Business Edition before B.2.2.
CVE

CVE-2007-3764

The Skinny channel driver (chan_skinny) in Asterisk before 1.2.22 and 1.4.x before 1.4.8, Business Edition before B.2.2.

The Skinny channel driver (chan_skinny) 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 certain data length value in a crafted packet, which results in an "overly large memcpy.".

MEDIUM · CVSS 5 EPSS 0.45627
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
▤

Affected Products & Versions

4
asteriskall versions
asterisk appliance developer kit<= 0.4
asterisk asterisknowall versions
asterisk s800i applianceall versions
⚠

Public Exploits & PoCs

1
dosAsterisk < 1.2.22/1.4.8/2.2.1 - 'chan_skinny' Remote Denial of Serviceverified
▣

Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published to NVD18 Jul 2007 · 05:30 PM
🔗

References & Sources

11
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://bugs.gentoo.org/show_bug.cgi?id=185713
http://ftp.digium.com/pub/asa/ASA-2007-016.pdfPatchVendor Advisory
http://secunia.com/advisories/26099
http://secunia.com/advisories/29051
http://security.gentoo.org/glsa/glsa-200802-11.xml
http://www.debian.org/security/2007/dsa-1358
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