CVE-2021-22786
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
A CWE-200: Information Exposure vulnerability exists that could cause the exposure of sensitive information stored on the memory of the controller when communicating over the Modbus TCP protocol. Affected Products: Modicon M340 CPU (part numbers BMXP34*) (Versions prior to V3.30), Modicon M580 CPU (part numbers BMEP* and BMEH*) (Versions prior to SV3.20), Modicon MC80 (BMKC80) (Versions prior to V1.6), Modicon M580 CPU Safety (part numbers BMEP58S and BMEH58S) (All Versions), Modicon Momentum MDI (171CBU*) (Versions prior to V2.3), Legacy Modicon Quantum (All Versions)
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Schneider Electric | Modicon M340 CPU (part numbers BMXP34*) | All < V3.30 | affected |
| Schneider Electric | Modicon M580 CPU (part numbers BMEP* and BMEH*) | All < V3.20 | affected |
| Schneider Electric | Modicon M580 CPU Safety (part numbers BMEP58S and BMEH58S) | All Versions | affected |
| Schneider Electric | Modicon MC80 (BMKC80) | All < V1.6 | affected |
| Schneider Electric | Modicon Momentum CPU (171CBU*) | All < V2.3 | affected |
| Schneider Electric | Legacy Modicon Quantum | All Versions | affected |
Weaknesses
- CWE-200: CWE-200 Information Exposure
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
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