chan_sip in Asterisk Open Source 1.8.x, 11.x before 11.21.1, 12.x, and 13.x before 13.7.1 and Certified Asterisk 1.8.28, 11.6 before 11.6-cert12, and 13.1 before 13.1-cert3, when the timert1 sip.conf configuration is set to a value greater than 1245, allows remote attackers to cause a denial of service (file descriptor consumption) via vectors related to large retransmit timeout values.
2016-02-22T15:59:02.160
2025-04-12T10:46:40.837
Deferred
CVSSv3.0: 5.9 (MEDIUM)
AV:N/AC:M/Au:N/C:N/I:N/A:C
8.6
6.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | fedoraproject | fedora | 22 | Yes |
| Operating System | fedoraproject | fedora | 23 | 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 | 1.8.8.0 | 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 | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.1 | Yes |
| Application | digium | asterisk | 1.8.9.2 | Yes |
| Application | digium | asterisk | 1.8.9.3 | Yes |
| Application | digium | asterisk | 1.8.10.0 | Yes |
| Application | digium | asterisk | 1.8.10.0 | Yes |
| Application | digium | asterisk | 1.8.10.0 | Yes |
| Application | digium | asterisk | 1.8.10.0 | Yes |
| Application | digium | asterisk | 1.8.10.0 | Yes |
| Application | digium | asterisk | 1.8.10.0 | Yes |
| Application | digium | asterisk | 1.8.10.1 | 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 | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.1 | Yes |
| Application | digium | asterisk | 1.8.11.1 | Yes |
| Application | digium | asterisk | 1.8.11.1 | Yes |
| Application | digium | asterisk | 1.8.12 | Yes |
| Application | digium | asterisk | 1.8.12.0 | Yes |
| Application | digium | asterisk | 1.8.12.0 | Yes |
| Application | digium | asterisk | 1.8.12.0 | Yes |
| Application | digium | asterisk | 1.8.12.0 | Yes |
| Application | digium | asterisk | 1.8.12.0 | Yes |
| Application | digium | asterisk | 1.8.12.1 | Yes |
| Application | digium | asterisk | 1.8.12.2 | 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 | asterisk | 1.8.13.1 | Yes |
| Application | digium | asterisk | 1.8.14.0 | Yes |
| Application | digium | asterisk | 1.8.14.0 | Yes |
| Application | digium | asterisk | 1.8.14.0 | Yes |
| Application | digium | asterisk | 1.8.14.0 | Yes |
| Application | digium | asterisk | 1.8.14.1 | Yes |
| Application | digium | asterisk | 1.8.14.1 | Yes |
| Application | digium | asterisk | 1.8.14.1 | Yes |
| Application | digium | asterisk | 1.8.15.0 | Yes |
| Application | digium | asterisk | 1.8.15.0 | Yes |
| Application | digium | asterisk | 1.8.15.0 | Yes |
| Application | digium | asterisk | 1.8.15.1 | Yes |
| Application | digium | asterisk | 1.8.16.0 | Yes |
| Application | digium | asterisk | 1.8.16.0 | Yes |
| Application | digium | asterisk | 1.8.16.0 | Yes |
| Application | digium | asterisk | 1.8.16.0 | Yes |
| Application | digium | asterisk | 1.8.17.0 | Yes |
| Application | digium | asterisk | 1.8.17.0 | Yes |
| Application | digium | asterisk | 1.8.17.0 | Yes |
| Application | digium | asterisk | 1.8.17.0 | Yes |
| Application | digium | asterisk | 1.8.17.0 | Yes |
| Application | digium | asterisk | 1.8.17.0 | Yes |
| Application | digium | asterisk | 1.8.18.0 | Yes |
| Application | digium | asterisk | 1.8.18.0 | Yes |
| Application | digium | asterisk | 1.8.18.0 | Yes |
| Application | digium | asterisk | 1.8.18.1 | Yes |
| Application | digium | asterisk | 1.8.19.0 | Yes |
| Application | digium | asterisk | 1.8.19.0 | Yes |
| Application | digium | asterisk | 1.8.19.0 | Yes |
| Application | digium | asterisk | 1.8.19.0 | Yes |
| Application | digium | asterisk | 1.8.19.1 | Yes |
| Application | digium | asterisk | 1.8.20.0 | Yes |
| Application | digium | asterisk | 1.8.20.0 | Yes |
| Application | digium | asterisk | 1.8.20.0 | Yes |
| Application | digium | asterisk | 1.8.20.0 | Yes |
| Application | digium | asterisk | 1.8.20.1 | Yes |
| Application | digium | asterisk | 1.8.20.1 | Yes |
| Application | digium | asterisk | 1.8.20.2 | Yes |
| Application | digium | asterisk | 1.8.20.2 | Yes |
| Application | digium | asterisk | 1.8.21.0 | Yes |
| Application | digium | asterisk | 1.8.21.0 | Yes |
| Application | digium | asterisk | 1.8.21.0 | Yes |
| Application | digium | asterisk | 1.8.22.0 | Yes |
| Application | digium | asterisk | 1.8.22.0 | Yes |
| Application | digium | asterisk | 1.8.22.0 | Yes |
| Application | digium | asterisk | 1.8.23.0 | Yes |
| Application | digium | asterisk | 1.8.23.0 | Yes |
| Application | digium | asterisk | 1.8.23.0 | Yes |
| Application | digium | asterisk | 1.8.23.0 | Yes |
| Application | digium | asterisk | 1.8.23.1 | Yes |
| Application | digium | asterisk | 1.8.24.0 | Yes |
| Application | digium | asterisk | 1.8.24.0 | Yes |
| Application | digium | asterisk | 1.8.24.0 | Yes |
| Application | digium | asterisk | 1.8.24.1 | Yes |
| Application | digium | asterisk | 1.8.25.0 | Yes |
| Application | digium | asterisk | 1.8.25.0 | Yes |
| Application | digium | asterisk | 1.8.25.0 | Yes |
| Application | digium | asterisk | 1.8.26.0 | Yes |
| Application | digium | asterisk | 1.8.26.0 | Yes |
| Application | digium | asterisk | 1.8.26.1 | Yes |
| Application | digium | asterisk | 1.8.27.0 | Yes |
| Application | digium | asterisk | 1.8.27.0 | Yes |
| Application | digium | asterisk | 1.8.27.0 | Yes |
| Application | digium | asterisk | 1.8.28.0 | Yes |
| Application | digium | asterisk | 1.8.28.0 | Yes |
| Application | digium | asterisk | 1.8.28.1 | Yes |
| Application | digium | asterisk | 1.8.28.2 | Yes |
| Application | digium | asterisk | 1.8.32.0 | Yes |
| Application | digium | asterisk | 11.0.0 | Yes |
| Application | digium | asterisk | 11.0.0 | Yes |
| Application | digium | asterisk | 11.0.0 | Yes |
| Application | digium | asterisk | 11.0.0 | Yes |
| Application | digium | asterisk | 11.0.0 | Yes |
| Application | digium | asterisk | 11.0.1 | Yes |
| Application | digium | asterisk | 11.0.2 | Yes |
| Application | digium | asterisk | 11.1.0 | Yes |
| Application | digium | asterisk | 11.1.0 | Yes |
| Application | digium | asterisk | 11.1.0 | Yes |
| Application | digium | asterisk | 11.1.0 | Yes |
| Application | digium | asterisk | 11.1.1 | Yes |
| Application | digium | asterisk | 11.1.2 | Yes |
| Application | digium | asterisk | 11.2.0 | Yes |
| Application | digium | asterisk | 11.4.0 | Yes |
| Application | digium | asterisk | 11.6.0 | Yes |
| Application | digium | asterisk | 11.6.0 | Yes |
| Application | digium | asterisk | 11.6.0 | Yes |
| Application | digium | asterisk | 11.7.0 | Yes |
| Application | digium | asterisk | 11.7.0 | Yes |
| Application | digium | asterisk | 11.7.0 | Yes |
| Application | digium | asterisk | 11.8.0 | Yes |
| Application | digium | asterisk | 11.8.0 | Yes |
| Application | digium | asterisk | 11.8.0 | Yes |
| Application | digium | asterisk | 11.8.0 | Yes |
| Application | digium | asterisk | 11.8.1 | Yes |
| Application | digium | asterisk | 11.9.0 | Yes |
| Application | digium | asterisk | 11.9.0 | Yes |
| Application | digium | asterisk | 11.9.0 | Yes |
| Application | digium | asterisk | 11.9.0 | Yes |
| Application | digium | asterisk | 11.10.0 | Yes |
| Application | digium | asterisk | 11.10.0 | Yes |
| Application | digium | asterisk | 11.10.1 | Yes |
| Application | digium | asterisk | 11.10.1 | Yes |
| Application | digium | asterisk | 11.11.0 | Yes |
| Application | digium | asterisk | 11.11.0 | Yes |
| Application | digium | asterisk | 11.12.0 | Yes |
| Application | digium | asterisk | 11.12.0 | Yes |
| Application | digium | asterisk | 11.13.0 | Yes |
| Application | digium | asterisk | 11.13.0 | Yes |
| Application | digium | asterisk | 11.14.0 | Yes |
| Application | digium | asterisk | 11.14.0 | Yes |
| Application | digium | asterisk | 11.14.0 | Yes |
| Application | digium | asterisk | 11.15.0 | Yes |
| Application | digium | asterisk | 11.15.0 | Yes |
| Application | digium | asterisk | 11.15.0 | Yes |
| Application | digium | asterisk | 11.16.0 | Yes |
| Application | digium | asterisk | 11.16.0 | Yes |
| Application | digium | asterisk | 11.17.0 | Yes |
| Application | digium | asterisk | 11.18.0 | Yes |
| Application | digium | asterisk | 11.18.0 | Yes |
| Application | digium | asterisk | 11.19.0 | Yes |
| Application | digium | asterisk | 11.20.0 | Yes |
| Application | digium | asterisk | 11.21.0 | Yes |
| Application | digium | asterisk | 11.21.0 | Yes |
| Application | digium | asterisk | 11.21.0 | Yes |
| Application | digium | asterisk | 11.21.0 | Yes |
| Application | digium | asterisk | 12.0.0 | Yes |
| Application | digium | asterisk | 12.1.0 | Yes |
| Application | digium | asterisk | 12.1.0 | Yes |
| Application | digium | asterisk | 12.1.0 | Yes |
| Application | digium | asterisk | 12.1.0 | Yes |
| Application | digium | asterisk | 12.1.1 | Yes |
| Application | digium | asterisk | 12.2.0 | Yes |
| Application | digium | asterisk | 12.2.0 | Yes |
| Application | digium | asterisk | 12.2.0 | Yes |
| Application | digium | asterisk | 12.2.0 | Yes |
| Application | digium | asterisk | 12.3.0 | Yes |
| Application | digium | asterisk | 12.3.0 | Yes |
| Application | digium | asterisk | 12.3.0 | Yes |
| Application | digium | asterisk | 12.3.1 | Yes |
| Application | digium | asterisk | 12.3.2 | Yes |
| Application | digium | asterisk | 12.4.0 | Yes |
| Application | digium | asterisk | 12.4.0 | Yes |
| Application | digium | asterisk | 12.5.0 | Yes |
| Application | digium | asterisk | 12.5.0 | Yes |
| Application | digium | asterisk | 12.6.0 | Yes |
| Application | digium | asterisk | 12.6.0 | Yes |
| Application | digium | asterisk | 12.7.0 | Yes |
| Application | digium | asterisk | 12.7.0 | Yes |
| Application | digium | asterisk | 12.7.0 | Yes |
| Application | digium | asterisk | 12.7.0 | Yes |
| Application | digium | asterisk | 12.7.1 | Yes |
| Application | digium | asterisk | 12.8.0 | Yes |
| Application | digium | asterisk | 12.8.0 | Yes |
| Application | digium | asterisk | 12.8.0 | Yes |
| Application | digium | asterisk | 12.8.1 | Yes |
| Application | digium | asterisk | 12.8.2 | Yes |
| Application | digium | asterisk | 13.0.0 | Yes |
| Application | digium | asterisk | 13.0.1 | Yes |
| Application | digium | asterisk | 13.1.0 | Yes |
| Application | digium | asterisk | 13.1.0 | Yes |
| Application | digium | asterisk | 13.1.0 | Yes |
| Application | digium | asterisk | 13.2.0 | Yes |
| Application | digium | asterisk | 13.2.0 | Yes |
| Application | digium | asterisk | 13.3.0 | Yes |
| Application | digium | asterisk | 13.4.0 | Yes |
| Application | digium | asterisk | 13.4.0 | Yes |
| Application | digium | asterisk | 13.5.0 | Yes |
| Application | digium | asterisk | 13.5.0 | Yes |
| Application | digium | asterisk | 13.6.0 | Yes |
| Application | digium | asterisk | 13.7.0 | Yes |
| Application | digium | asterisk | 13.7.0 | Yes |
| Application | digium | asterisk | 13.7.0 | Yes |
| Application | digium | asterisk | 13.7.0 | Yes |
| Application | digium | certified_asterisk | 1.8.28 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6 | Yes |
| Application | digium | certified_asterisk | 11.6.0 | Yes |
| Application | digium | certified_asterisk | 11.6.0 | Yes |
| Application | digium | certified_asterisk | 11.6.0 | Yes |
| Application | digium | certified_asterisk | 11.6.0 | Yes |
| Application | digium | certified_asterisk | 13.1 | Yes |
| Application | digium | certified_asterisk | 13.1 | Yes |
| Application | digium | certified_asterisk | 13.1 | Yes |
| Application | digium | certified_asterisk | 13.1.0 | Yes |
| Application | digium | certified_asterisk | 13.1.0 | Yes |
| Application | digium | certified_asterisk | 13.1.0 | Yes |