CVE-2021-43610

Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via an invalid From header request URI without a parameter in an unauthenticated SIP message, a different issue than CVE-2021-33056...

CVE-2025-47779

Asterisk is an open-source private branch exchange PBX. Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, SIP requests of the type MESSAGE RFC 3428 authentication do not get proper alignment. An authenticated attacker...