Digium.Asterisk.res_http_websocket.HTTP.Upgrade.Request.DoS
Description
This indicates an attack attempt to exploit a Denial of Service Vulnerability in Digium Certified Asterisk.
The vulnerability is due to an error in the vulnerable application when handling a maliciously crafted request. A remote attacker may be able to exploit this to cause a denial of service condition on the affected system.
Affected Products
Digium Asterisk Open Source prior to 13.23.1
Digium Asterisk Open Source prior to 14.7.8
Digium Asterisk Open Source prior to 15.6.1
Digium Certified Asterisk prior to 13.21-cert3
Impact
Denial of Service: Remote attackers can crash vulnerable systems.
Recommended Actions
Apply the most recent upgrade or patch from the vendor:
http://downloads.asterisk.org/pub/security/AST-2018-009.html
Telemetry
Coverage
IPS (Regular DB) | |
IPS (Extended DB) |
Version Updates
Date | Version | Detail |
---|---|---|
2020-05-14 | 15.845 | Default_action:pass:drop |
2019-06-06 | 14.627 | Severity:medium:high |
2019-01-08 | 13.519 | Sig Added |
2018-11-20 | 13.494 |