CVE-2018-17281
Publication date 24 September 2018
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
There is a stack consumption vulnerability in the res_http_websocket.so module of Asterisk through 13.23.0, 14.7.x through 14.7.7, and 15.x through 15.6.0 and Certified Asterisk through 13.21-cert2. It allows an attacker to crash Asterisk via a specially crafted HTTP request to upgrade the connection to a websocket.
Status
Package | Ubuntu Release | Status |
---|---|---|
asterisk | 25.04 plucky |
Not affected
|
24.04 LTS noble |
Not affected
|
|
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Vulnerable
|
|
16.04 LTS xenial |
Vulnerable
|
|
14.04 LTS trusty | Not in release |
Severity score breakdown
Parameter | Value |
---|---|
Base score |
|
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
Other references
- https://downloads.asterisk.org/pub/security/AST-2018-009.html
- https://issues.asterisk.org/jira/browse/ASTERISK-28013
- http://downloads.asterisk.org/pub/security/AST-2018-009.html
- http://packetstormsecurity.com/files/149453/Asterisk-Project-Security-Advisory-AST-2018-009.html
- http://seclists.org/fulldisclosure/2018/Sep/31
- http://www.securitytracker.com/id/1041694
- https://seclists.org/bugtraq/2018/Sep/53
- https://www.cve.org/CVERecord?id=CVE-2018-17281