Insecure Access Controls in Sangoma Asterisk and Certified Asterisk Allow Remote Call Termination

Insecure Access Controls in Sangoma Asterisk and Certified Asterisk Allow Remote Call Termination

CVE-2021-26712 · HIGH Severity

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

Incorrect access controls in res_srtp.c in Sangoma Asterisk 13.38.1, 16.16.0, 17.9.1, and 18.2.0 and Certified Asterisk 16.8-cert5 allow a remote unauthenticated attacker to prematurely terminate secure calls by replaying SRTP packets.

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