tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x before 1.6.1.23, 1.6.2.x before 1.6.2.17.1, and 1.8.x before 1.8.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many short TCP sessions to services that use a certain TLS API.
2011-03-31T22:55:03.223
2025-04-11T00:51:21.963
Deferred
CVSSv2: 5.0 (MEDIUM)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | digium | asterisk | 1.6.1 | Yes |
| Application | digium | asterisk | 1.6.1 | Yes |
| Application | digium | asterisk | 1.6.1 | Yes |
| Application | digium | asterisk | 1.6.1 | Yes |
| Application | digium | asterisk | 1.6.1 | Yes |
| Application | digium | asterisk | 1.6.1 | Yes |
| Application | digium | asterisk | 1.6.1.0 | Yes |
| Application | digium | asterisk | 1.6.1.0 | Yes |
| Application | digium | asterisk | 1.6.1.0 | Yes |
| Application | digium | asterisk | 1.6.1.0 | Yes |
| Application | digium | asterisk | 1.6.1.0 | Yes |
| Application | digium | asterisk | 1.6.1.1 | Yes |
| Application | digium | asterisk | 1.6.1.2 | Yes |
| Application | digium | asterisk | 1.6.1.3 | Yes |
| Application | digium | asterisk | 1.6.1.4 | Yes |
| Application | digium | asterisk | 1.6.1.5 | Yes |
| Application | digium | asterisk | 1.6.1.5 | Yes |
| Application | digium | asterisk | 1.6.1.6 | Yes |
| Application | digium | asterisk | 1.6.1.7 | Yes |
| Application | digium | asterisk | 1.6.1.7 | Yes |
| Application | digium | asterisk | 1.6.1.8 | Yes |
| Application | digium | asterisk | 1.6.1.9 | Yes |
| Application | digium | asterisk | 1.6.1.10 | Yes |
| Application | digium | asterisk | 1.6.1.10 | Yes |
| Application | digium | asterisk | 1.6.1.10 | Yes |
| Application | digium | asterisk | 1.6.1.10 | Yes |
| Application | digium | asterisk | 1.6.1.11 | Yes |
| Application | digium | asterisk | 1.6.1.12 | Yes |
| Application | digium | asterisk | 1.6.1.12 | Yes |
| Application | digium | asterisk | 1.6.1.13 | Yes |
| Application | digium | asterisk | 1.6.1.13 | Yes |
| Application | digium | asterisk | 1.6.1.14 | Yes |
| Application | digium | asterisk | 1.6.1.15 | Yes |
| Application | digium | asterisk | 1.6.1.16 | Yes |
| Application | digium | asterisk | 1.6.1.17 | Yes |
| Application | digium | asterisk | 1.6.1.18 | Yes |
| Application | digium | asterisk | 1.6.1.18 | Yes |
| Application | digium | asterisk | 1.6.1.18 | Yes |
| Application | digium | asterisk | 1.6.1.19 | Yes |
| Application | digium | asterisk | 1.6.1.19 | Yes |
| Application | digium | asterisk | 1.6.1.19 | Yes |
| Application | digium | asterisk | 1.6.1.19 | Yes |
| Application | digium | asterisk | 1.6.1.20 | Yes |
| Application | digium | asterisk | 1.6.1.20 | Yes |
| Application | digium | asterisk | 1.6.1.20 | Yes |
| Application | digium | asterisk | 1.6.1.21 | Yes |
| Application | digium | asterisk | 1.6.1.22 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.0 | Yes |
| Application | digium | asterisk | 1.6.2.1 | Yes |
| Application | digium | asterisk | 1.6.2.1 | Yes |
| Application | digium | asterisk | 1.6.2.2 | Yes |
| Application | digium | asterisk | 1.6.2.3 | Yes |
| Application | digium | asterisk | 1.6.2.4 | Yes |
| Application | digium | asterisk | 1.6.2.5 | Yes |
| Application | digium | asterisk | 1.6.2.6 | Yes |
| Application | digium | asterisk | 1.6.2.6 | Yes |
| Application | digium | asterisk | 1.6.2.6 | Yes |
| Application | digium | asterisk | 1.6.2.15 | Yes |
| Application | digium | asterisk | 1.6.2.16 | Yes |
| Application | digium | asterisk | 1.6.2.16 | Yes |
| Application | digium | asterisk | 1.6.2.16.1 | Yes |
| Application | digium | asterisk | 1.6.2.17 | Yes |
| Application | digium | asterisk | 1.6.2.17 | Yes |
| Application | digium | asterisk | 1.6.2.17 | Yes |
| Application | digium | asterisk | 1.6.2.17 | 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 | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |