#VU91987 Always-Incorrect Control Flow Implementation in Rockwell Automation products - CVE-2024-5659

Vulnerability identifier: #VU91987

Vulnerability risk: Low

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

CVE-ID: CVE-2024-5659

CWE-ID: CWE-670

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
ControlLogix 5580
Hardware solutions / Firmware
GuardLogix 5580
Hardware solutions / Firmware
1756-EN4
Hardware solutions / Firmware
CompactLogix 5380
Hardware solutions / Firmware
Compact GuardLogix 5380
Hardware solutions / Firmware
CompactLogix 5480
Hardware solutions / Firmware

Vendor: Rockwell Automation

Description

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

The vulnerability exists due to always-incorrect control flow implementation. A remote attacker on the local network can send specially crafted packets to the mDNS port and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ControlLogix 5580: 34.011

GuardLogix 5580: 34.011

1756-EN4: 4.001

CompactLogix 5380: 34.011

Compact GuardLogix 5380: 34.011

CompactLogix 5480: 34.011

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External links
https://www.cisa.gov/news-events/ics-advisories/icsa-24-163-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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