CVE-2024-37992 Denial of service in SIMATIC RF1140R

Q: Is CVE-2024-37992 being exploited?

There is no known exploitation of CVE-2024-37992 in the wild and no public exploit code.

Q: How do I fix CVE-2024-37992?

No fix has been published for CVE-2024-37992 yet. Limit exposure of the affected software until one is available.

Medium 5.9 Published 10 Sep 2024 Updated 10 Sep 2024

An attacker can cause a denial of service by sending excessive characters during SNMP configuration, triggering an application restart on affected Siemens SIMATIC devices.

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

What is CVE-2024-37992?

CVE-2024-37992 is a medium-severity denial of service vulnerability in Siemens SIMATIC RF1140R, published on 10 Sep 2024. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability has been identified in SIMATIC Reader RF610R CMIIT (6GT2811-6BC10-2AA0) (All versions < V4.2), SIMATIC Reader RF610R ETSI (6GT2811-6BC10-0AA0) (All versions < V4.2), SIMATIC Reader RF610R FCC (6GT2811-6BC10-1AA0) (All versions < V4.2), SIMATIC Reader RF615R CMIIT (6GT2811-6CC10-2AA0) (All versions < V4.2), SIMATIC Reader RF615R ETSI (6GT2811-6CC10-0AA0) (All versions < V4.2), SIMATIC Reader RF615R FCC (6GT2811-6CC10-1AA0) (All versions < V4.2), SIMATIC Reader RF650R ARIB (6GT2811-6AB20-4AA0) (All versions < V4.2), SIMATIC Reader RF650R CMIIT (6GT2811-6AB20-2AA0) (All versions < V4.2), SIMATIC Reader RF650R ETSI (6GT2811-6AB20-0AA0) (All versions < V4.2), SIMATIC Reader RF650R FCC (6GT2811-6AB20-1AA0) (All versions < V4.2), SIMATIC Reader RF680R ARIB (6GT2811-6AA10-4AA0) (All versions < V4.2), SIMATIC Reader RF680R CMIIT (6GT2811-6AA10-2AA0) (All versions < V4.2), SIMATIC Reader RF680R ETSI (6GT2811-6AA10-0AA0) (All versions < V4.2), SIMATIC Reader RF680R FCC (6GT2811-6AA10-1AA0) (All versions < V4.2), SIMATIC Reader RF685R ARIB (6GT2811-6CA10-4AA0) (All versions < V4.2), SIMATIC Reader RF685R CMIIT (6GT2811-6CA10-2AA0) (All versions < V4.2), SIMATIC Reader RF685R ETSI (6GT2811-6CA10-0AA0) (All versions < V4.2), SIMATIC Reader RF685R FCC (6GT2811-6CA10-1AA0) (All versions < V4.2), SIMATIC RF1140R (6GT2831-6CB00) (All versions < V1.1), SIMATIC RF1170R (6GT2831-6BB00) (All versions < V1.1), SIMATIC RF166C (6GT2002-0EE20) (All versions < V2.2), SIMATIC RF185C (6GT2002-0JE10) (All versions < V2.2), SIMATIC RF186C (6GT2002-0JE20) (All versions < V2.2), SIMATIC RF186CI (6GT2002-0JE50) (All versions < V2.2), SIMATIC RF188C (6GT2002-0JE40) (All versions < V2.2), SIMATIC RF188CI (6GT2002-0JE60) (All versions < V2.2), SIMATIC RF360R (6GT2801-5BA30) (All versions < V2.2). The affected devices does not properly handle the error in case of exceeding characters while setting SNMP leading to the restart of the application.

Weakness: CWE-703

Which versions are affected by CVE-2024-37992?

It affects 27 products.

Products include Siemens Simatic Reader Rf610r Cmiit Firmware, Siemens Simatic Reader Rf610r Etsi Firmware, Siemens Simatic Reader Rf610r Fcc Firmware, Siemens Simatic Reader Rf615r Cmiit Firmware, Siemens Simatic Reader Rf615r Etsi Firmware, Siemens Simatic Reader Rf615r Fcc Firmware and 21 more.

How do I fix CVE-2024-37992?

No fix has been published for CVE-2024-37992 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-2024-37992 being exploited?

There is no known exploitation of CVE-2024-37992 in the wild and no public exploit code.

Sources

Also known as GHSA-hxcg-5qf8-3h7f.