CVE-2020-7052 Denial of service in n/a

What is CVE-2020-7052?

CVE-2020-7052 is a medium-severity denial of service vulnerability in Codesys Control Runtime System Toolkit, published on 24 Jan 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.

Weakness: CWE-770

Which versions are affected by CVE-2020-7052?

It affects 15 products.

Products include Codesys Control for Beaglebone, Codesys Control for Empc-A\/Imx6, Codesys Control for Iot2000, Codesys Control for Linux, Codesys Control for Pfc100, Codesys Control for Pfc200 and 9 more.

How do I fix CVE-2020-7052?

No fix has been published for CVE-2020-7052 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-2020-7052 being exploited?

There is no known exploitation of CVE-2020-7052 in the wild and no public exploit code.

Other vulnerabilities in Codesys Control Runtime System Toolkit

• CVE-2020-10245 Memory corruption in n/a Critical 9.8
• CVE-2019-18858 Memory corruption in n/a Critical 9.8
• CVE-2019-13548 Memory corruption in CODESYS V3 web server Critical 9.8
• CVE-2018-25048 Codesys Runtime Improper Limitation of a Pathname High 8.8
• CVE-2019-9008 Privilege escalation in n/a High 8.8

All Codesys Control Runtime System Toolkit vulnerabilities

Sources

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

Also known as GHSA-6627-xq79-x5q7.