#VU97314 Input validation error in Rockwell Automation products - CVE-2024-6077

Vulnerability identifier: #VU97314

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-6077

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CompactLogix 5380
Hardware solutions / Firmware
CompactLogix 5380 Process
Hardware solutions / Firmware
Compact GuardLogix 5380 SIL 2
Hardware solutions / Firmware
Compact GuardLogix 5380 SIL 3
Hardware solutions / Firmware
CompactLogix 5480
Hardware solutions / Firmware
ControlLogix 5580
Hardware solutions / Firmware
ControlLogix 5580 Process
Hardware solutions / Firmware
GuardLogix 5580
Hardware solutions / Firmware
1756-EN4
Hardware solutions / Firmware

Vendor: Rockwell Automation

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the CIP Security Object. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CompactLogix 5380: 32.011

CompactLogix 5380 Process: 33.011

Compact GuardLogix 5380 SIL 2: 32.013

Compact GuardLogix 5380 SIL 3: 32.011

CompactLogix 5480: 32.011

ControlLogix 5580: 32.011

ControlLogix 5580 Process: 33.011

GuardLogix 5580: 32.011

1756-EN4: 2.001

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External links
https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1963.html
https://www.cisa.gov/news-events/ics-advisories/icsa-24-256-18

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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 Internet.

Is there known malware, which exploits this vulnerability?

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