Security features bypass in Spring Security - CVE-2023-20862
Published: April 21, 2023
Vulnerability identifier: #VU75408
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-20862
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Spring Security
Spring Security
Software vendor:
VMware, Inc
VMware, Inc
Description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the logout support does not properly clean the security context if using serialized versions. A remote attacker can save an empty security context to the HttpSessionSecurityContextRepository and keep users authenticated even after they performed logout.
Remediation
Install updates from vendor's website.