Denial of service in Rockwell Automation Logix Controllers



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-1797
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
CompactLogix 5380
Hardware solutions / Firmware

Compact GuardLogix 5380
Hardware solutions / Firmware

CompactLogix 5480
Hardware solutions / Firmware

ControlLogix 5580
Hardware solutions / Firmware

GuardLogix 5580
Hardware solutions / Firmware

CompactLogix 5370
Hardware solutions / Firmware

Compact GuardLogix 5370
Hardware solutions / Firmware

ControlLogix 5570
Hardware solutions / Firmware

GuardLogix 5570
Hardware solutions / Firmware

Vendor Rockwell Automation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU63626

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-1797

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can use a specially crafted Class 3 common industrial protocol message, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CompactLogix 5380: - - 32.013

Compact GuardLogix 5380: - - 32.013

CompactLogix 5480: - - 32.013

ControlLogix 5580: - - 32.013

GuardLogix 5580: - - 32.013

CompactLogix 5370: - - 33.013

Compact GuardLogix 5370: - - 33.013

ControlLogix 5570: - - 33.013

GuardLogix 5570: - - 33.013

CPE2.3 External links

https://ics-cert.us-cert.gov/advisories/icsa-22-144-01


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.



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