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.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Asterisk | Digium | 1.8.17.0 (including) | 1.8.17.0 (including) |
Asterisk | Digium | 1.8.17.0-rc1 (including) | 1.8.17.0-rc1 (including) |
Asterisk | Digium | 1.8.17.0-rc2 (including) | 1.8.17.0-rc2 (including) |
Asterisk | Digium | 1.8.17.0-rc3 (including) | 1.8.17.0-rc3 (including) |
Asterisk | Digium | 1.8.18.0 (including) | 1.8.18.0 (including) |
Asterisk | Digium | 1.8.18.0-rc1 (including) | 1.8.18.0-rc1 (including) |
Asterisk | Digium | 1.8.18.1 (including) | 1.8.18.1 (including) |
Asterisk | Digium | 1.8.19.0 (including) | 1.8.19.0 (including) |
Asterisk | Digium | 1.8.19.0-rc1 (including) | 1.8.19.0-rc1 (including) |
Asterisk | Digium | 1.8.19.0-rc3 (including) | 1.8.19.0-rc3 (including) |
Asterisk | Digium | 1.8.19.1 (including) | 1.8.19.1 (including) |
Asterisk | Digium | 1.8.20.0 (including) | 1.8.20.0 (including) |
Asterisk | Digium | 1.8.20.0-rc1 (including) | 1.8.20.0-rc1 (including) |
Asterisk | Digium | 1.8.20.0-rc2 (including) | 1.8.20.0-rc2 (including) |
Asterisk | Digium | 1.8.21.0-rc1 (including) | 1.8.21.0-rc1 (including) |
Asterisk | Digium | 1.8.21.0-rc2 (including) | 1.8.21.0-rc2 (including) |
Asterisk | Digium | 1.8.22.0 (including) | 1.8.22.0 (including) |
Asterisk | Digium | 1.8.22.0-rc1 (including) | 1.8.22.0-rc1 (including) |
Asterisk | Digium | 1.8.22.0-rc2 (including) | 1.8.22.0-rc2 (including) |
Asterisk | Digium | 1.8.23.0 (including) | 1.8.23.0 (including) |
Asterisk | Digium | 1.8.23.0-rc1 (including) | 1.8.23.0-rc1 (including) |
Asterisk | Digium | 1.8.23.0-rc2 (including) | 1.8.23.0-rc2 (including) |
Asterisk | Digium | 10.10.0 (including) | 10.10.0 (including) |
Asterisk | Digium | 10.10.0-rc1 (including) | 10.10.0-rc1 (including) |
Asterisk | Digium | 10.10.0-rc2 (including) | 10.10.0-rc2 (including) |
Asterisk | Digium | 10.11.0 (including) | 10.11.0 (including) |
Asterisk | Digium | 10.11.0-rc1 (including) | 10.11.0-rc1 (including) |
Asterisk | Digium | 10.11.0-rc2 (including) | 10.11.0-rc2 (including) |
Asterisk | Digium | 10.11.0-rc3 (including) | 10.11.0-rc3 (including) |
Asterisk | Digium | 10.12.0 (including) | 10.12.0 (including) |
Asterisk | Digium | 10.12.0-rc1 (including) | 10.12.0-rc1 (including) |
Asterisk | Digium | 10.12.0-rc2 (including) | 10.12.0-rc2 (including) |
Asterisk | Digium | 10.12.1 (including) | 10.12.1 (including) |
Asterisk | Digium | 10.12.2 (including) | 10.12.2 (including) |
Asterisk | Digium | 11.0.0 (including) | 11.0.0 (including) |
Asterisk | Digium | 11.0.0-beta1 (including) | 11.0.0-beta1 (including) |
Asterisk | Digium | 11.0.0-beta2 (including) | 11.0.0-beta2 (including) |
Asterisk | Digium | 11.0.0-rc1 (including) | 11.0.0-rc1 (including) |
Asterisk | Digium | 11.0.0-rc2 (including) | 11.0.0-rc2 (including) |
Asterisk | Digium | 11.0.1 (including) | 11.0.1 (including) |
Asterisk | Digium | 11.0.2 (including) | 11.0.2 (including) |
Asterisk | Digium | 11.1.0 (including) | 11.1.0 (including) |
Asterisk | Digium | 11.1.0-rc1 (including) | 11.1.0-rc1 (including) |
Asterisk | Digium | 11.1.0-rc3 (including) | 11.1.0-rc3 (including) |
Asterisk | Digium | 11.1.1 (including) | 11.1.1 (including) |
Asterisk | Digium | 11.1.2 (including) | 11.1.2 (including) |
Asterisk | Digium | 11.2.0-rc1 (including) | 11.2.0-rc1 (including) |
Asterisk | Digium | 11.2.0-rc2 (including) | 11.2.0-rc2 (including) |
Asterisk | Digium | 11.3.0-rc1 (including) | 11.3.0-rc1 (including) |
Asterisk | Digium | 11.3.0-rc2 (including) | 11.3.0-rc2 (including) |
Asterisk | Digium | 11.4.0 (including) | 11.4.0 (including) |
Asterisk | Digium | 11.4.0-rc1 (including) | 11.4.0-rc1 (including) |
Asterisk | Digium | 11.4.0-rc2 (including) | 11.4.0-rc2 (including) |
Asterisk | Digium | 11.4.0-rc3 (including) | 11.4.0-rc3 (including) |
Asterisk | Digium | 11.5.0 (including) | 11.5.0 (including) |
Asterisk | Digium | 11.5.0-rc1 (including) | 11.5.0-rc1 (including) |
Asterisk | Digium | 11.5.0-rc2 (including) | 11.5.0-rc2 (including) |
Asterisk | Digium | 11.5.1 (including) | 11.5.1 (including) |
Asterisk_digiumphones | Digium | 10.0.0 (including) | 10.0.0 (including) |
Asterisk_digiumphones | Digium | 10.0.0-rc1 (including) | 10.0.0-rc1 (including) |
Asterisk_digiumphones | Digium | 10.0.0-rc2 (including) | 10.0.0-rc2 (including) |
Asterisk_digiumphones | Digium | 10.11.0 (including) | 10.11.0 (including) |
Asterisk_digiumphones | Digium | 10.11.0-rc1 (including) | 10.11.0-rc1 (including) |
Asterisk_digiumphones | Digium | 10.11.0-rc2 (including) | 10.11.0-rc2 (including) |
Asterisk_digiumphones | Digium | 10.11.0-rc3 (including) | 10.11.0-rc3 (including) |
Asterisk_digiumphones | Digium | 10.12.0 (including) | 10.12.0 (including) |
Asterisk_digiumphones | Digium | 10.12.0-rc1 (including) | 10.12.0-rc1 (including) |
Asterisk_digiumphones | Digium | 10.12.0-rc2 (including) | 10.12.0-rc2 (including) |
Asterisk_digiumphones | Digium | 10.12.1 (including) | 10.12.1 (including) |
Asterisk_digiumphones | Digium | 10.12.2 (including) | 10.12.2 (including) |
Certified_asterisk | Digium | 1.8.15 (including) | 1.8.15 (including) |
Certified_asterisk | Digium | 1.8.15-cert1 (including) | 1.8.15-cert1 (including) |
Certified_asterisk | Digium | 1.8.15-cert1-rc1 (including) | 1.8.15-cert1-rc1 (including) |
Certified_asterisk | Digium | 1.8.15-cert1-rc2 (including) | 1.8.15-cert1-rc2 (including) |
Certified_asterisk | Digium | 1.8.15-cert1-rc3 (including) | 1.8.15-cert1-rc3 (including) |
Certified_asterisk | Digium | 1.8.15-cert2 (including) | 1.8.15-cert2 (including) |
Certified_asterisk | Digium | 1.8.15-rc1 (including) | 1.8.15-rc1 (including) |
Certified_asterisk | Digium | 11.2.0 (including) | 11.2.0 (including) |
Certified_asterisk | Digium | 11.2.0-cert1 (including) | 11.2.0-cert1 (including) |
Certified_asterisk | Digium | 11.2.0-rc1 (including) | 11.2.0-rc1 (including) |
Certified_asterisk | Digium | 11.2.0-rc2 (including) | 11.2.0-rc2 (including) |
Asterisk | Ubuntu | lucid | * |
Asterisk | Ubuntu | precise | * |
Asterisk | Ubuntu | quantal | * |
Asterisk | Ubuntu | raring | * |
Asterisk | Ubuntu | saucy | * |
Asterisk | Ubuntu | upstream | * |
Input validation is a frequently-used technique for checking potentially dangerous inputs in order to ensure that the inputs are safe for processing within the code, or when communicating with other components. Input can consist of:
Data can be simple or structured. Structured data can be composed of many nested layers, composed of combinations of metadata and raw data, with other simple or structured data. Many properties of raw data or metadata may need to be validated upon entry into the code, such as:
Implied or derived properties of data must often be calculated or inferred by the code itself. Errors in deriving properties may be considered a contributing factor to improper input validation.