Buffer overflow

A buffer overflow in respjsipdiversion.c in Sangoma Asterisk versions 13.38.1, 16.15.1, 17.9.1, and 18.1.1 allows remote attacker to crash Asterisk by deliberately misusing SIP 181 responses...

CVE-2020-35776: Buffer Copy without Checking Size of Input

A buffer overflow in respjsipdiversion.c in Sangoma Asterisk versions 13.38.1, 16.15.1, 17.9.1, and 18.1.1 allows remote attacker to crash Asterisk by deliberately misusing SIP 181 responses...

CVE-2020-35652

An issue was discovered in respjsipdiversion.c in Sangoma Asterisk before 13.38.0, 14.x through 16.x before 16.15.0, 17.x before 17.9.0, and 18.x before 18.1.0. A crash can occur when a SIP message is received with a History-Info header that contains a tel-uri, or when a SIP 181 response is...

FreeBSD : asterisk -- Remote crash in res_pjsip_diversion (6adf6ce0-44a6-11eb-95b7-001999f8d30b)

The Asterisk project reports : AST-2020-003: A crash can occur in Asterisk when a SIP message is received that has a History-Info header, which contains a tel-uri. AST-2020-004: A crash can occur in Asterisk when a SIP 181 response is received that has a Diversion header, which contains a tel-uri...