Use-after-free in Drachtio Server - CVE-2022-45474
Published: March 8, 2023
Vulnerability identifier: #VU73155
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-45474
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the event_cb() function in request-handler.cpp. A remote attacker can send a specially crafted request to the server, trigger a use-after-free error and execute arbitrary code.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
Drachtio Server
How to mitigate CVE-2022-45474
Install updates from vendor's website.
Drachtio Server - update to 0.8.18