Published: 29/01/2021 Updated: 04/02/2021

CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8

CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8

VMScore: 356

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

An issue exists in res_pjsip_diversion.c in Sangoma Asterisk prior to 13.38.0, 14.x up to and including 16.x prior to 16.15.0, 17.x prior to 17.9.0, and 18.x prior to 18.1.0. A crash can occur when a SIP message is received with a History-Info header that contains a tel-uri, or when a SIP 181 response is received that contains a tel-uri in the Diversion header.

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digium asterisk

Debian Bug report logs - #979372 asterisk: CVE-2020-35652 Package: src:asterisk; Maintainer for src:asterisk is Debian VoIP Team <pkg-voip-maintainers@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 5 Jan 2021 21:15:02 UTC Severity: grave Tags: security, upstream Found in ...

NVD-CWE-noinfo https://downloads.asterisk.org/pub/security/AST-2020-003.html https://downloads.asterisk.org/pub/security/AST-2020-004.html https://issues.asterisk.org/jira/browse/ASTERISK-29191 https://issues.asterisk.org/jira/browse/ASTERISK-29219 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=979372 https://nvd.nist.gov

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CVE-2020-35652

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