Denial of service in IBM MQ - CVE-2017-1235

 

Denial of service in IBM MQ - CVE-2017-1235

Published: November 20, 2017


Vulnerability identifier: #VU9353
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-1235
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: IBM Corporation
Affected software:
IBM MQ

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to an error during an MQGET call of a client application running on a channel with SHARECNV=1. A remote atatcker can cause a SIGSEGV and termination of the channel agent process.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-1235

Update to version 8.0.0.7, 9.0.0.2, 9.0.4 or later.

Sources