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Fencer Vulns
high 7.8

CVE-2007-1561 in the critical feed json

The channel driver in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP…

published 2007-03-21 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-1555

cvss
7.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.9%
EPSS 14.9% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

The channel driver in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP INVITE message with an SDP containing one valid and one invalid IP address.

Patch / fix

  • asterisk Debian 14 1:1.4.2~dfsg-5

debian advisories DEBIAN-CVE-2007-1561

Timeline

  1. Published
  2. First public exploit (EDB-3566)

Exploit prediction

14.93% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-3566 Asterisk 1.2.16/1.4.1 - SIP INVITE Remote Denial of Service dos, 2007-03-25

CVSS scores

assigned by version score vector
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

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.