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CVE-2021-26906

MEDIUM

5.9

Beschreibung

An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure.

CVE Details

CVSS v3.1 Bewertung5.9

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht2/18/2021

Zuletzt geandert11/21/2024

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

digium:asteriskdigium:certified_asterisk

Schwachen (CWE)

CWE-404

Referenzen

http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html(cve@mitre.org)

http://seclists.org/fulldisclosure/2021/Feb/61(cve@mitre.org)

https://downloads.asterisk.org/pub/security/(cve@mitre.org)

https://downloads.asterisk.org/pub/security/AST-2021-005.html(cve@mitre.org)

https://issues.asterisk.org/jira/browse/ASTERISK-29196(cve@mitre.org)

http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/fulldisclosure/2021/Feb/61(af854a3a-2127-422b-91ae-364da2661108)

https://downloads.asterisk.org/pub/security/(af854a3a-2127-422b-91ae-364da2661108)

https://downloads.asterisk.org/pub/security/AST-2021-005.html(af854a3a-2127-422b-91ae-364da2661108)

https://issues.asterisk.org/jira/browse/ASTERISK-29196(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

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