#VU75593 Input validation error in IBM MQ - CVE-2023-26285

Vulnerability identifier: #VU75593

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-26285

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
IBM MQ
Server applications / Other server solutions

Vendor: IBM Corporation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

IBM MQ: 8.0, 8.0.0.0 - 8.0.0.16, 9.0.0 - 9.0.5.0, 9.1.0.0 - 9.1.5.0, 9.2 IT40099, 9.2.0.0 - 9.2.5 CD, 9.3, 9.3.0.0 - 9.3.0.4, 9.3.1 - 9.3.1.1, 9.3.2.0

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External links
https://www.ibm.com/support/pages/node/6985839

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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