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CVE-2007-1561

HighPublished

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...

Published: Mar 21, 2007
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: Mar 25, 2007

Primary CVSS

7.8/ 10High

nvd · CVSS 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:C

EPSS probability estimate

14.5%

Moderate · next 30 days

Percentile: 96.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

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.

Sources

Asterisk 1.2.16/1.4.1 - SIP INVITE Remote Denial of ServiceExploit
MADYNES · multiple · Mar 25, 2007

Responsible use

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