Security Advisories

Stay up to date with the latest security advisories for the
Asterisk Project.

AST-2021-004: An unsuspecting user could crash Asterisk with multiple hold/unhold requests

February 18, 2021

AST-2021-002: Remote crash possible when negotiating T.38

February 18, 2021

AST-2021-003: Remote attacker could prematurely tear down SRTP calls

February 18, 2021

AST-2020-004: Crash from SIP 181 response in res_pjsip_diversion

December 22, 2020

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