CVE-2018-1543 Security feature bypass in MQ

Medium 5.9 Published 27 Jun 2018 Updated 17 Sep 2024

Remote attackers can bypass SSL certificate validation to intercept sensitive data via man-in-the-middle attacks on IBM WebSphere MQ.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-1543?

CVE-2018-1543 is a medium-severity vulnerability in Ibm Websphere Mq, published on 27 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM WebSphere MQ 8.0 and 9.0 could allow a remote attacker to obtain sensitive information, caused by the failure to properly validate the SSL certificate. An attacker could exploit this vulnerability to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 142598.

Weakness: CWE-295

Which versions are affected by CVE-2018-1543?

It affects 1 product.

Products include Ibm Websphere Mq.

How do I fix CVE-2018-1543?

No fix has been published for CVE-2018-1543 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-1543 being exploited?

There is no known exploitation of CVE-2018-1543 in the wild and no public exploit code.

All Ibm Websphere Mq vulnerabilities

Sources

Also known as GHSA-8mm2-m98w-c7qj.