Rockwell Automation CompactLogix 5370 Uncontrolled Resource Consumption
Priority MEDIUM 54CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service, Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400, CWE-787 and the CVSS impact.
Summary
An attacker could send a crafted HTTP/HTTPS request to render the web server unavailable and/or lead to remote code execution caused by a stack-based buffer overflow vulnerability. A cold restart is required for recovering CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.
Why it matters now
EPSS 0.09991 95th percentileScored 2026-11-07
Fix Fixed CompactLogix 5370 L1 controllers (Rockwell Automation): 20 - 30CompactLogix 5370 L2 controllers (Rockwell Automation): 20 - 30+3 more products
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Rockwell | CompactLogix 5370 L1 controllers | before 20 - 30 | 20 - 30 | Patch available | CNA |
| Rockwell | CompactLogix 5370 L2 controllers | before 20 - 30 | 20 - 30 | Patch available | CNA |
| Rockwell | CompactLogix 5370 L3 controllers | before 20 - 30 | 20 - 30 | Patch available | CNA |
| Rockwell | Compact GuardLogix 5370 controllers | before 20 - 30 | 20 - 30 | Patch available | CNA |
| Rockwell | Armor Compact GuardLogix 5370 controllers | before 20 - 30 | 20 - 30 | Patch available | CNA |
- CompactLogix 5370 L1 controllers VendorRockwell Affected before 20 - 30 Fixed in 20 - 30 Patch available CNA
- CompactLogix 5370 L2 controllers VendorRockwell Affected before 20 - 30 Fixed in 20 - 30 Patch available CNA
- CompactLogix 5370 L3 controllers VendorRockwell Affected before 20 - 30 Fixed in 20 - 30 Patch available CNA
- Compact GuardLogix 5370 controllers VendorRockwell Affected before 20 - 30 Fixed in 20 - 30 Patch available CNA
- Armor Compact GuardLogix 5370 controllers VendorRockwell Affected before 20 - 30 Fixed in 20 - 30 Patch available CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:rockwellautomation:compactlogix_5370_l1_firmware:*:*:*:*:*:*:*:* | 20.011 – 30.014 | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:compactlogix_5370_l1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Rockwell |
| cpe:2.3:o:rockwellautomation:compactlogix_5370_l2_firmware:*:*:*:*:*:*:*:* | 20.011 – 30.014 | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:compactlogix_5370_l2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Rockwell |
| cpe:2.3:o:rockwellautomation:compactlogix_5370_l3_firmware:*:*:*:*:*:*:*:* | 20.011 – 30.014 | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:compactlogix_5370_l3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Rockwell |
| cpe:2.3:o:rockwellautomation:armor_compact_guardlogix_5370_firmware:*:*:*:*:*:*:*:* | 20.011 – 30.014 | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:armor_compact_guardlogix_5370:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Rockwell |
- cpe:2.3:o:rockwellautomation:compactlogix_5370_l1_firmware:*:*:*:*:*:*:*:* Versions 20.011 – 30.014 Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:compactlogix_5370_l1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Rockwell
- cpe:2.3:o:rockwellautomation:compactlogix_5370_l2_firmware:*:*:*:*:*:*:*:* Versions 20.011 – 30.014 Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:compactlogix_5370_l2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Rockwell
- cpe:2.3:o:rockwellautomation:compactlogix_5370_l3_firmware:*:*:*:*:*:*:*:* Versions 20.011 – 30.014 Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:compactlogix_5370_l3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Rockwell
- cpe:2.3:o:rockwellautomation:armor_compact_guardlogix_5370_firmware:*:*:*:*:*:*:*:* Versions 20.011 – 30.014 Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:armor_compact_guardlogix_5370:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Rockwell
Remediation
- Fix · CNA CompactLogix 5370 L1 controllers (Rockwell Automation) Fixed in 20 - 30
- Fix · CNA CompactLogix 5370 L2 controllers (Rockwell Automation) Fixed in 20 - 30
- Fix · CNA CompactLogix 5370 L3 controllers (Rockwell Automation) Fixed in 20 - 30
- Fix · CNA Compact GuardLogix 5370 controllers (Rockwell Automation) Fixed in 20 - 30
- Fix · CNA Armor Compact GuardLogix 5370 controllers (Rockwell Automation) Fixed in 20 - 30
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Rockwell Automation Armor Compact GuardLogix 5370 controllers, Compact GuardLogix 5370 controllers and 3 more products 20 - 30
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2019-08173 Rockwell Automation CompactLogix 5370 Stack-based Buffer OverflowPriority MEDIUM 42
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10952
- 2026-10-03 Alias added: GHSA-cgc7-wrh2-gfjh
References
More Rockwell Armor Compact Guardlogix 5370 Firmware vulnerabilities
- TI-2020-05646 Rockwell Automation CompactLogix 5370 and ControlLogix 5570 Controllers Improper Input Validation CVSS 3.1HIGH 8.6
- TI-2019-08173 Rockwell Automation CompactLogix 5370 Stack-based Buffer Overflow CVSS 3.1HIGH 7.5
Sources
- CVE-2019-10952 · CVE Program
- CVE-2019-10952 · NVD
- FIRST EPSS
- GHSA-cgc7-wrh2-gfjh · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences