VulnerabilityAnalyzed

CVE-2024-7507

CVE-2024-7507 IMPACT A denial-of-service vulnerability exists in the affected products.

HIGH 8.7EPSS 0.50%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 4.0: 8.7 HIGHCVSS: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/M
EPSS: 0.50% probability · 41th percentile
CISA KEV: Not listed
Weakness: CWE-20
Affected: rockwellautomation/compactlogix 5380 firmware · rockwellautomation/controllogix 5580 firmware · rockwellautomation/guardlogix 5580 firmware · rockwellautomation/compact guardlogix 5380 sil 2 firmware · rockwellautomation/compact guardlogix 5380 sil 3 firmware · rockwellautomation/compactlogix 5480 firmware
Source: PSIRT@rockwellautomation.com

References

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD%201685.htmlVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.