#VU93444 Improper error handling in IBM MQ - CVE-2024-31919

Vulnerability identifier: #VU93444

Vulnerability risk: Medium

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-31919

CWE-ID: CWE-388

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 an error caused by an error processing messages when an API Exit using MQBUFMH is used. A remote attacker can perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

IBM MQ: before 9.0.0.25, 9.0.0.26, 9.1.0.22, 9.2.0.26, 9.3.0.20, 9.0.0.25, 9.0.0.25, 9.0.0.25, 9.0.0.25

---

External links
https://www.ibm.com/support/pages/node/7157979

---

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.