CVE-2020-35652
6.5CVSSMEDIUM
Description
An issue was discovered in res_pjsip_diversion.c in Sangoma Asterisk before 13.38.0, 14.x through 16.x before 16.15.0, 17.x before 17.9.0, and 18.x before 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.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
Exploitability
1 exploit source identified
Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.
View exploit details Official Patch Available
References
https://downloads.asterisk.org/pub/security/AST-2020-003.html
downloads.asterisk.org
https://downloads.asterisk.org/pub/security/AST-2020-004.html
downloads.asterisk.org
https://issues.asterisk.org/jira/browse/ASTERISK-29191
issues.asterisk.org
and 1 more references View all →
Timeline
Published
Jan 29, 2021
Last Updated
Nov 21, 2024
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