Denial of service in Rockwell Automation GuardLogix 5580 and Compact GuardLogix 5380 SIL3

1) Improper handling of exceptional conditions

EUVDB-ID: #VU103683

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-24478

CWE-ID: CWE-755 - Improper Handling of Exceptional Conditions

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper handling of errors. A remote user can send specially crafted input and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GuardLogix 5580: 33.011

Compact GuardLogix 5380 SIL3: 33.011

CPE2.3

• cpe:2.3:h:rockwell_automation:guardlogix_5580:33.011:*:*:*:*:*:*:*
• cpe:2.3:h:rockwell_automation:compact_guardlogix_5380_sil3:33.011:*:*:*:*:*:*:*

External links

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1718.html
https://www.cisa.gov/news-events/ics-advisories/icsa-25-035-02

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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