CVE-2022-31205
HIGH
7.5
CVSS Score
Published: July 26, 2022 at 09:28 PM UTC
Updated: June 17, 2026 at 04:45 AM UTC
14 products affected across 1 vendorCP1W CIF41 FirmwareSysmac CP1E FirmwareSysmac CP1H Firmware
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Severity
HIGH7.5
Exploit prediction
EPSS 0.7%
Description
In Omron CS series, CJ series, and CP series PLCs through 2022-05-18, the password for access to the Web UI is stored in memory area D1449...D1452 and can be read out using the Omron FINS protocol without any further authentication.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.5
Affected range stops below 1.5, so it looks safe — our inference, not a vendor statement
omron-sysmac-cj2h (same device)
v < 2.1
Affected range stops below 2.1, so it looks safe — our inference, not a vendor statement
omron-sysmac-cj2m (same device)
v < 1.30
Affected range stops below 1.30, so it looks safe — our inference, not a vendor statement
omron-sysmac-cp1e (same device)
v < 1.30
Affected range stops below 1.30, so it looks safe — our inference, not a vendor statement
omron-sysmac-cp1h (same device)
v < 1.10
Affected range stops below 1.10, so it looks safe — our inference, not a vendor statement
omron-sysmac-cp1l (same device)
v < 4.1
Affected range stops below 4.1, so it looks safe — our inference, not a vendor statement
omron-sysmac-cs1 (same device)
Cp1W-Cif41· OMRONdevice
80%All versions
Sysmac CJ2H· OMRONdevice
80%All versions
Sysmac CJ2M· OMRONdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCThird Party AdvisoryUS Government Resource
Source: [email protected]
https://www.cisa.gov/uscert/ics/advisories/icsa-22-179-02CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-312
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