CVE-2013-5642 - CVE House
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Status published Medium CVE-2013-5642

The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x...

Vulnerability Description

The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x before 1.8.23.1, 10.x before 10.12.3, and 11.x before 11.5.1; Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.3-digiumphones allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an invalid SDP that defines a media description before the connection description in a SIP request.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

asterisk, asterisk digiumphones, certified asterisk
Vulnerable Versions:
1.8.17.0, 1.8.18.0, 1.8.18.1, 1.8.19.0, 1.8.19.1, 1.8.20.0, 1.8.21.0, 1.8.22.0, 1.8.23.0, 10.10.0, 10.11.0, 10.12.0, 10.12.1, 10.12.2, 11.0.0, 11.0.1, 11.0.2, 11.1.0, 11.1.1, 11.1.2, 11.2.0, 11.3.0, 11.4.0, 11.5.0, 11.5.1, 10.0.0, 1.8.15

Timeline

Official Publish: September 9th, 2013
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.