PT-2019-14037 · Sangoma+1 · Asterisk+1

Gregory Massel · Published 2019-09-09 · Updated 2022-11-18 · CVE-2019-15297

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Sangoma Asterisk versions 13.21-cert4 through 15.7.3 Sangoma Asterisk versions 16.5.0

Description The issue 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.

Recommendations For Sangoma Asterisk versions 13.21-cert4 through 15.7.3, update to version 15.7.4 or later. For Sangoma Asterisk version 16.5.0, update to version 16.5.1 or later.

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2020-2313

CVE-2019-15297

Affected Products

Alt Linux

Asterisk

References · 36

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15639 · Security Note
• https://bdu.fstec.ru/vul/2022-01086 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15297 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-15297 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-37325 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42705 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-15297 · Vendor Advisory
• http://downloads.asterisk.org/pub/security/AST-2019-004.html · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/675928 · Security Note
• https://bdu.fstec.ru/vul/2022-02209 · Security Note
• http://packetstormsecurity.com/files/154371/Asterisk-Project-Security-Advisory-AST-2019-004.html · Patch
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26651 · Security Note
• https://bdu.fstec.ru/vul/2022-02186 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37706 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18790 · Security Note