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Redhat.comRH:CVE-2021-26906HistoryMay 21, 2022 - 12:00 a.m.
CVE-2021-26906
2022-05-2100:00:24
redhat.com
access.redhat.com
12
0.002 Low
EPSS
Percentile
57.0%
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.
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