Vulnerability identifier: #VU9544

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1433

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 authenticated attacker to cause DoS condition on the target system.

The weakness exists due to insufficient validation of user-supplied input. A remote attacker can insert messages with a corrupt header into the channel and trigger and cause a server-connection channel process to terminate.

Successful exploitation of the vulnerability results in denial of service.

Mitigation
Update to version 8.0.0.8 or 9.0.0.2.

Vulnerable software versions

IBM MQ: 7.5.0.1 - 7.5.0.8, 8.0.0.0 - 8.0.0.7, 9.0.0 - 9.0.0.1, 9.0.5

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External links
http://www-01.ibm.com/support/docview.wss?uid=swg22005525&myns=swgws&mynp=OCSSYHRD&a...

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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.