Improper Authorization in Zulip Server - CVE-2022-31168
Published: July 25, 2022
Vulnerability identifier: #VU65765
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-31168
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to an incorrect authorization check. A remote user can use a specially crafted API call and gain elevated privileges on the target system.
Affected software
Zulip Server
How to mitigate CVE-2022-31168
Install updates from vendor's website.
Zulip Server - update to 5.5