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Fencer Vulns
medium 5.0

CVE-2007-3764 json

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 befo…

published 2007-07-18 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-3748

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
31.5%
EPSS 31.5% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB

Summary

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."

Patch / fix

  • asterisk Debian 14 1:1.4.8~dfsg-1

debian advisories DEBIAN-CVE-2007-3764

Timeline

  1. First public exploit (EDB-4196)
  2. Published

Exploit prediction

31.52% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-4196 Asterisk < 1.2.22/1.4.8/2.2.1 - 'chan_skinny' Remote Denial of Service dos, 2007-07-18

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.