CVE-2024-7507
Rockwell Automation ControlLogix/GuardLogix 5580 and CompactLogix/Compact GuardLogix® 5380 Controller Denial-of-Service Vulnerability via Input Validation
CVE-2024-7507 IMPACT
A denial-of-service vulnerability exists in the affected products. This vulnerability occurs when a malformed PCCC message is received, causing a fault in the controller.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Rockwell Automation ControlLogix/GuardLogix 5580 and CompactLogix/Compact GuardLogix® 5380 Controller Denial-of-Service Vulnerability via Input Validation
CVE-2024-7507 IMPACT
A denial-of-service vulnerability exists in the affected products. This vulnerability occurs when a malformed PCCC message is received, causing a fault in the controller.
- Record
CVE-2024-7507- CVSS 4.0
- 8.7 High
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 - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2024-48420
CVE-2024-7507 IMPACT
A denial-of-service vulnerability exists in the affected products. This vulnerability occurs when a malformed PCCC message is received, causing a fault in the controller.
- Record
EUVD-2024-48420- CVSS 4.0
- 8.7 High
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 - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hx72-825v-wv3p
CVE-2024-7507 IMPACT A denial-of-service vulnerability exists in the affected products. This...
CVE-2024-7507 IMPACT
A denial-of-service vulnerability exists in the affected products. This vulnerability occurs when a malformed PCCC message is received, causing a fault in the controller.
- Record
GHSA-hx72-825v-wv3p- CVSS 4.0
- 8.7 High
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:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
CVE-2024-7507 IMPACT
A denial-of-service vulnerability exists in the affected products. This vulnerability occurs when a malformed PCCC message is received, causing a fault in the controller.
- Record
CVE-2024-7507- CVSS 4.0
- 8.7 High
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:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- rockwell automation compact guardlogix 5380 (5069- l3zs2)
- rockwell automation compactlogix 5380 (5069 – l3z)
- rockwell automation compactlogix 5480 (5069-l4)
- rockwell automation controllogix® 5580 (1756 –l8z)
- rockwell automation guardlogix 5580 (1756-l8z)
- rockwellautomation compact guardlogix 5380 firmware
- rockwellautomation compact guardlogix 5380 sil 2 firmware
- rockwellautomation compact guardlogix 5380 sil 3 firmware
- rockwellautomation compactlogix 5380 firmware
- rockwellautomation compactlogix 5480 firmware
- rockwellautomation controllogix 5380 firmware
- rockwellautomation controllogix 5580 firmware
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History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-7507 is a high vulnerability (CVSS 8.7) in Rockwell Automation Compact Guardlogix 5380 (5069- L3zs2), published August 14, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 43rd percentile. No source names a fixed version.