CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.5. It may be remotely exploitable. Exploitation may require the attacker to be authenticated. It may lead to a denial-of-service condition.
CVE
CVE-2022-42705
Severity
MEDIUM
CVSS
6.5
EPSS
1.24%
Original NVD 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.
Related CVEs
Other vulnerabilities affecting the same vendor(s)