SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-45788

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when a malicious project file is loaded onto the controller.

CRITICAL 9.8EPSS 1.17%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when a malicious project file is loaded onto the controller. Affected Products: EcoStruxure Control Expert (All Versions), EcoStruxure Process Expert (All Versions), Modicon M340 CPU - part numbers BMXP34* (All Versions), Modicon M580 CPU - part numbers BMEP* and BMEH* (All Versions), Modicon M580 CPU Safety - part numbers BMEP58*S and BMEH58*S (All Versions), Modicon Momentum Unity M1E Processor - 171CBU* (All Versions), Modicon MC80 - BMKC80 (All Versions), Legacy Modicon Quantum - 140CPU65* and Premium CPUs - TSXP57* (All Versions)

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.17% probability · 66th percentile
CISA KEV
Not listed
Weakness
CWE-754
Affected
schneider-electric/ecostruxure control expert · schneider-electric/ecostruxure process expert · schneider-electric/modicon m340 bmxp341000 firmware · schneider-electric/modicon m340 bmxp342000 firmware · schneider-electric/modicon m340 bmxp342010 firmware · schneider-electric/modicon m340 bmxp3420102 firmware · schneider-electric/modicon m340 bmxp342020 firmware · schneider-electric/modicon m340 bmxp342020h firmware · schneider-electric/modicon m340 bmxp342030 firmware · schneider-electric/modicon m340 bmxp3420302 firmware · schneider-electric/modicon m340 bmxp3420302h firmware · schneider-electric/modicon m340 bmxp342030h firmware · schneider-electric/modicon m580 bmeh582040 firmware · schneider-electric/modicon m580 bmeh582040c firmware · schneider-electric/modicon m580 bmeh582040s firmware · schneider-electric/modicon m580 bmeh584040 firmware · schneider-electric/modicon m580 bmeh584040c firmware · schneider-electric/modicon m580 bmeh584040s firmware · schneider-electric/modicon m580 bmeh586040 firmware · schneider-electric/modicon m580 bmeh586040c firmware · +35 more
Source
cybersecurity@se.com

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