channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2550-1 asterisk security update
Debian DSA Debian DSA DSA-2550-2 asterisk regression update
EUVD EUVD EUVD-2012-3810 channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T20:21:03.613Z

Reserved: 2012-07-06T00:00:00

Link: CVE-2012-3863

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-07-09T10:20:44.823

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-3863

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.