Intrusion PreventionDigium.Asterisk.PJSIP.Contact.Header.DoS
Description
This indicates an attack attempt to exploit a Denial of Service vulnerability in Digium Asterisk.
The vulnerability is due to an error when the vulnerable module handles malicious SIP requests. 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 14.x - prior to 14.7.5
Digium Asterisk Open Source 15.x - prior to 15.1.5
Digium Asterisk Open Source 13.x - prior to 13.18.5
Digium Certified Asterisk 13.18 - prior to 13.18-cert2
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-2017-014.html
Telemetry
Coverage
| IPS (Regular DB) | |
| IPS (Extended DB) |
Version Updates
| Date | Version | Detail |
|---|---|---|
| 2019-06-06 | 14.627 | Severity:medium:high |
| ID | 45434 |
| Created | Jan 31, 2018 |
| Updated | Nov 15, 2021 |
| Risk |
|
| CVE ID | CVE-2017-17850 |
| Exploit Prediction Score | 92.87% |
| Default Action | drop |
| Active | |
| Affected OS | Linux |
| Affected App | Other |