#VU80404 Input validation error in IBM MQ for HPE NonStop and IBM MQ - CVE-2023-28513

Vulnerability identifier: #VU80404

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-28513

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
IBM MQ for HPE NonStop
Server applications / Other server solutions
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 when handling messages. 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 for HPE NonStop: before 8.1.0.16

IBM MQ: before 9.0.0.18, 9.1.0.16, 9.2.0.15, 9.3.0.6, 9.0.0.18, 9.0.0.18, 9.0.0.18, 9.0.0.18

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External links
https://www.ibm.com/support/pages/node/7007731
https://www.ibm.com/support/pages/node/7007421
https://exchange.xforce.ibmcloud.com/vulnerabilities/250397
https://www.ibm.com/support/pages/node/7030102

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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.