CVE-2020-35652

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 v3.0 6.5 MEDIUM
CVSS v2.0 4.0 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://downloads.asterisk.org/pub/security/AST-2020-003.html	Vendor Advisory
https://downloads.asterisk.org/pub/security/AST-2020-004.html	Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-29191	Exploit Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-29219	Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:digium:asterisk::::::::
	cpe:2.3:a:digium:asterisk::::::::
	cpe:2.3:a:digium:asterisk::::::::
	cpe:2.3:a:digium:asterisk::::::::

Information

Published : 2021-01-29 00:15

Updated : 2021-02-04 12:27

NVD link : CVE-2020-35652

Mitre link : CVE-2020-35652

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

digium

asterisk

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