Multiple vulnerabilities in IBM Rational Performance Tester

Published: 2024-02-22

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-41900 CVE-2023-36479
CWE-ID	CWE-285 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Rational Performance Tester Other software / Other software solutions
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Authorization

EUVDB-ID: #VU80793

Risk: Low

CVSSv4.0: 0.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-41900

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to an error in the revocation process. If a Jetty OpenIdAuthenticator uses the optional nested LoginService, and that LoginService decides to revoke an already authenticated user, then the current request will still treat the user as authenticated.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Rational Performance Tester: 10.0 - 10.2

CPE2.3

External links

https://www.ibm.com/support/pages/node/7122432

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU80792

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-36479

CWE-ID: CWE-20 - Improper input validation