#VU65908 Input validation error in IBM CICS TX Advanced - CVE-2022-34164

Vulnerability identifier: #VU65908

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-34164

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
IBM CICS TX Advanced
Universal components / Libraries / Software for developers

Vendor: IBM Corporation

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A local user can impersonate another legitimate user due to improper input validation.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

IBM CICS TX Advanced: 11.1

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External links
https://www.ibm.com/blogs/psirt/security-bulletin-ibm-cics-tx-advanced-is-vulnerable-to-a-local-user-impersonating-another-legitimate-user-cve-2022-34164/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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