CVE-2019-15297

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-09-09 · updated 2026-06-17
Weakness: CWE-476

Description

res_pjsip_t38 in Sangoma Asterisk 15.x before 15.7.4 and 16.x before 16.5.1 allows an attacker to trigger a crash by sending a declined stream in a response to a T.38 re-invite initiated by Asterisk. The crash occurs because of a NULL session media object dereference.

Affected products

Digium Asterisk: from 15.0.0 through 15.7.3; from 16.0.0 through 16.5.0

References

http://downloads.asterisk.org/pub/security/AST-2019-004.html
http://packetstormsecurity.com/files/154371/Asterisk-Project-Security-Advisory-AST-2019-004.html
http://packetstormsecurity.com/files/161671/Asterisk-Project-Security-Advisory-AST-2021-006.html
http://seclists.org/fulldisclosure/2021/Mar/5
http://downloads.asterisk.org/pub/security/AST-2019-004.html
http://packetstormsecurity.com/files/154371/Asterisk-Project-Security-Advisory-AST-2019-004.html
http://packetstormsecurity.com/files/161671/Asterisk-Project-Security-Advisory-AST-2021-006.html
http://seclists.org/fulldisclosure/2021/Mar/5

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