CVE-2021-26906 – An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 1 …

Vuln ID: CVE-2021-26906

Published:  2021-02-18  20:15:12Z

Description: 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.

Source: NVD.NIST.GOV