Remote code execution in Schneider Electric Modicon

1) Input validation error

EUVDB-ID: #VU102449

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-11737

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary codeo n the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Modicon M241: All versions

Modicon M251: All versions

Modicon M258: All versions

Modicon LMC058: All versions

CPE2.3

• cpe:2.3:h:schneider_electric:modicon_m241:*:*:*:*:*:*:*:*
• cpe:2.3:h:schneider_electric:modicon_m251:*:*:*:*:*:*:*:*
• cpe:2.3:h:schneider_electric:modicon_m258:*:*:*:*:*:*:*:*
• cpe:2.3:h:schneider_electric:modicon_lmc058:*:*:*:*:*:*:*:*

External links

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-345-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2024-345-03.pdf
https://www.cisa.gov/news-events/ics-advisories/icsa-24-352-04

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.