Vulnerability: Re-INVITE without SDP after BYE Request in Asterisk

Vulnerability: Re-INVITE without SDP after BYE Request in Asterisk

CVE-2021-31878 · MEDIUM Severity

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

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request.

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