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Test ID:1.3.6.1.4.1.25623.1.0.145094
Category:Denial of Service
Title:Asterisk Multiple DoS Vulnerabilities (AST-2020-003, AST-2020-004)
Summary:Asterisk is prone to multiple denial of service; vulnerabilities.
Description:Summary:
Asterisk is prone to multiple denial of service
vulnerabilities.

Vulnerability Insight:
Multiple flaws exist in the res_pjsip_diversion module:

- A crash can occur when a SIP message is received that has a History-Info header, which contains
a tel-uri.

- A crash can occur when a SIP 181 response is received that has a Diversion header, which contains
a tel-uri.

Affected Software/OS:
Asterisk Open Source 13.38.0, 16.15.0, 17.9.0 and 18.1.0.

Solution:
Update to version 13.38.1, 16.15.1, 17.9.1, 18.1.1 or later.

CVSS Score:
4.0

CVSS Vector:
AV:N/AC:L/Au:S/C:N/I:N/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-35652
https://issues.asterisk.org/jira/browse/ASTERISK-29191
https://issues.asterisk.org/jira/browse/ASTERISK-29219
CopyrightCopyright (C) 2020 Greenbone AG

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