CVE-2022-42705

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Dec 5, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2022

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CVE-2022-42705: Medium severity, CVSS 6.5 | Vulnix