CVE-2022-1161
CRITICALCVSS 9.8/10EPSS 4.87%
Last modified
CVE-2022-1161 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An attacker with the ability to modify a user program may change user program code on some ControlLogix, CompactLogix, and GuardLogix Control systems. Studio 5000 Logix Designer writes user-readable program code to a separate location than the executed compiled code, allowing an attacker to change one and not the other.. EPSS estimates a 4.87% chance of exploitation in the next 30 days.
Description
An attacker with the ability to modify a user program may change user program code on some ControlLogix, CompactLogix, and GuardLogix Control systems. Studio 5000 Logix Designer writes user-readable program code to a separate location than the executed compiled code, allowing an attacker to change one and not the other.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rockwellautomation | Compactlogix 1768-L43 Firmware | All versions |
| Rockwellautomation | Compactlogix 1768-L45 Firmware | All versions |
| Rockwellautomation | Compactlogix 1769-L31 Firmware | All versions |
| Rockwellautomation | Compactlogix 1769-L32c Firmware | All versions |
| Rockwellautomation | Compactlogix 1769-L32e Firmware | All versions |
| Rockwellautomation | Compactlogix 1769-L35cr Firmware | All versions |
| Rockwellautomation | Compactlogix 1769-L35e Firmware | All versions |
| Rockwellautomation | Compactlogix 5370 L3 Firmware | All versions |
| Rockwellautomation | Compactlogix 5370 L2 Firmware | All versions |
| Rockwellautomation | Compactlogix 5370 L1 Firmware | All versions |
| Rockwellautomation | Compactlogix 5380 Firmware | All versions |
| Rockwellautomation | Compactlogix 5480 Firmware | All versions |
| Rockwellautomation | Compact Guardlogix 5370 Firmware | All versions |
| Rockwellautomation | Compact Guardlogix 5380 Firmware | All versions |
| Rockwellautomation | Controllogix 5550 Firmware | All versions |
| Rockwellautomation | Controllogix 5560 Firmware | All versions |
| Rockwellautomation | Controllogix 5570 Firmware | All versions |
| Rockwellautomation | Controllogix 5580 Firmware | All versions |
| Rockwellautomation | Guardlogix 5560 Firmware | All versions |
| Rockwellautomation | Guardlogix 5570 Firmware | All versions |
| Rockwellautomation | Guardlogix 5580 Firmware | All versions |
| Rockwellautomation | Flexlogix 1794-L34 Firmware | All versions |
| Rockwellautomation | Drivelogix 5730 Firmware | All versions |
| Rockwellautomation | Softlogix 5800 Firmware | All versions |
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-090-05Third Party Advisory, US Government Resource
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-090-05Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-1161?
An attacker with the ability to modify a user program may change user program code on some ControlLogix, CompactLogix, and GuardLogix Control systems. Studio 5000 Logix Designer writes user-readable program code to a separate location than the executed compiled code, allowing an attacker to change one and not the other.
How severe is CVE-2022-1161?
CVE-2022-1161 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.87% probability of exploitation in the next 30 days.
How do I fix CVE-2022-1161?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-1161?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST