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.
2012-07-09T10:20:44.823
2025-04-11T00:51:21.963
Deferred
CVSSv2: 4.0 (MEDIUM)
AV:N/AC:L/Au:S/C:N/I:N/A:P
8.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | digium | asterisk_business_edition | c.3.1 | Yes |
| Application | digium | asterisk_business_edition | c.3.3 | Yes |
| Application | digium | asterisk_business_edition | c.3.7.4 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.1 | Yes |
| Application | digium | asterisk | 1.8.1 | Yes |
| Application | digium | asterisk | 1.8.1.1 | Yes |
| Application | digium | asterisk | 1.8.1.2 | Yes |
| Application | digium | asterisk | 1.8.2 | Yes |
| Application | digium | asterisk | 1.8.2.1 | Yes |
| Application | digium | asterisk | 1.8.2.2 | Yes |
| Application | digium | asterisk | 1.8.2.3 | Yes |
| Application | digium | asterisk | 1.8.2.4 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3.1 | Yes |
| Application | digium | asterisk | 1.8.3.2 | Yes |
| Application | digium | asterisk | 1.8.3.3 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4.1 | Yes |
| Application | digium | asterisk | 1.8.4.2 | Yes |
| Application | digium | asterisk | 1.8.4.3 | Yes |
| Application | digium | asterisk | 1.8.4.4 | Yes |
| Application | digium | asterisk | 1.8.5 | Yes |
| Application | digium | asterisk | 1.8.5 | Yes |
| Application | digium | asterisk | 1.8.5.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.7.0 | Yes |
| Application | digium | asterisk | 1.8.7.0 | Yes |
| Application | digium | asterisk | 1.8.7.0 | Yes |
| Application | digium | asterisk | 1.8.7.1 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.1 | Yes |
| Application | digium | asterisk | 1.8.8.2 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.2 | Yes |
| Application | digium | asterisk | 1.8.9.3 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.1 | Yes |
| Application | digium | asterisk | 1.8.13.0 | Yes |
| Application | digium | asterisk | 1.8.13.0 | Yes |
| Application | digium | asterisk | 1.8.13.0 | Yes |
| Application | digium | asteriske | 1.8.8.0 | Yes |
| Application | digium | asteriske | 1.8.9.1 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.1 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.1 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.1 | Yes |
| Application | digium | asterisk | 10.1.2 | Yes |
| Application | digium | asterisk | 10.1.3 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.1 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.1 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.1 | Yes |
| Application | digium | asterisk | 10.4.2 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.1 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |