Critical severity · published Jan 31, 2023
CVE-2022-45789
A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an…
9.8
CVSS
1.5%
EPSS
No
On KEV
Description
A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. 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)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EC
Ecostruxure Control Expert · Schneider-electric
All versions, or not specified · source: NVD
EP
Ecostruxure Process Expert · Schneider-electric
through 2020 · source: NVD
MM
Modicon M340 Bmxp341000 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp342000 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp342010 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp3420102 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp342020 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp342020h Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp342030 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp3420302 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp3420302h Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M340 Bmxp342030h Firmware · Schneider-electric
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-45789
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-45789
Patch
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-010-06&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-010-06_Modicon_Controllers_Security_Notification.pdf
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