CVE-2020-35776

Description

A buffer overflow in res_pjsip_diversion.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.

Weakness classification

• CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Primary references

• cve@mitre.org — Patch, Third Party Advisory
• cve@mitre.org — Mailing List, Third Party Advisory
• cve@mitre.org — Vendor Advisory
• cve@mitre.org — Issue Tracking, Vendor Advisory
• cve@mitre.org — Exploit, Issue Tracking, Patch, Vendor Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Vendor Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Vendor Advisory