CVE-2018-1684 Denial of service in MQ

What is CVE-2018-1684?

CVE-2018-1684 is a medium-severity denial of service vulnerability in Ibm Websphere Mq, published on 9 Nov 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM WebSphere MQ 8.0 through 9.1 is vulnerable to a error with MQTT topic string publishing that can cause a denial of service attack. IBM X-Force ID: 145456.

Which versions are affected by CVE-2018-1684?

It affects 1 product.

Products include Ibm Websphere Mq.

How do I fix CVE-2018-1684?

No fix has been published for CVE-2018-1684 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-1684 being exploited?

There is no known exploitation of CVE-2018-1684 in the wild and no public exploit code.

Other vulnerabilities in Ibm Websphere Mq

• CVE-2009-0896 Memory corruption in n/a Critical 10.0
• CVE-2007-6044 Memory corruption in n/a Critical 10.0
• CVE-2018-1998 Command injection in MQ High 8.8
• CVE-2018-1792 Code injection in MQ High 8.8
• CVE-2009-3160 Memory corruption in n/a High 8.8

All Ibm Websphere Mq vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7p3v-2jx2-qh64.