CVE-2022-37300
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that...
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions (former name of EcoStruxure Control Expert) (V15.0 SP1 and prior), EcoStruxure Process Expert, Including all versions of EcoStruxure Hybrid DCS (former name of EcoStruxure Process Expert) (V2021 and prior), Modicon M340 CPU (part numbers BMXP34*) (V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*) (V3.20 and prior).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions (former name of EcoStruxure Control Expert) (V15.0 SP1 and prior), EcoStruxure Process Expert, Including all versions of EcoStruxure Hybrid DCS (former name of EcoStruxure Process Expert) (V2021 and prior), Modicon M340 CPU (part numbers BMXP34*) (V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*) (V3.20 and prior).
- Record
CVE-2022-37300- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-640
- Updated
- 2026-11-02
EUVDEUVD-2022-39936
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions (former name of EcoStruxure Control Expert) (V15.0 SP1 and prior), EcoStruxure Process Expert, Including all versions of EcoStruxure Hybrid DCS (former name of EcoStruxure Process Expert) (V2021 and prior), Modicon M340 CPU (part numbers BMXP34*) (V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*) (V3.20 and prior).
- Record
EUVD-2022-39936- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w47m-6qcr-7xg2
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that...
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions (former name of EcoStruxure Control Expert) (V15.0 SP1 and prior), EcoStruxure Process Expert, Including all versions of EcoStruxure Hybrid DCS (former name of EcoStruxure Process Expert) (V2021 and prior), Modicon M340 CPU (part numbers BMXP34*) (V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*) (V3.20 and prior).
- Record
GHSA-w47m-6qcr-7xg2- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-640
- Updated
- 2026-11-02
NVD
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Unity Pro versions (former name of EcoStruxure Control Expert) (V15.0 SP1 and prior), EcoStruxure Process Expert, Including all versions of EcoStruxure Hybrid DCS (former name of EcoStruxure Process Expert) (V2021 and prior), Modicon M340 CPU (part numbers BMXP34*) (V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*) (V3.20 and prior).
- Record
CVE-2022-37300- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-640
- Updated
- 2026-11-02
Affected products
- schneider electric ecostruxure control expert
- schneider electric ecostruxure process expert
- schneider electric modicon m340 cpu
- schneider electric modicon m580 cpu
- 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 bmxp3420102 firmware
- schneider-electric modicon m340 bmxp342010 firmware
- schneider-electric modicon m340 bmxp342020 firmware
- schneider-electric modicon m340 bmxp342020h firmware
Show 28 moreShow less
- schneider-electric modicon m340 bmxp3420302 firmware
- schneider-electric modicon m340 bmxp3420302h firmware
- schneider-electric modicon m340 bmxp342030 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
- schneider-electric modicon m580 bmeh586040s firmware
- schneider-electric modicon m580 bmep581020 firmware
- schneider-electric modicon m580 bmep581020h firmware
- schneider-electric modicon m580 bmep582020 firmware
- schneider-electric modicon m580 bmep582020h firmware
- schneider-electric modicon m580 bmep582040 firmware
- schneider-electric modicon m580 bmep582040h firmware
- schneider-electric modicon m580 bmep583020 firmware
- schneider-electric modicon m580 bmep583040 firmware
- schneider-electric modicon m580 bmep584020 firmware
- schneider-electric modicon m580 bmep584040 firmware
- schneider-electric modicon m580 bmep584040s firmware
- schneider-electric modicon m580 bmep585040 firmware
- schneider-electric modicon m580 bmep585040c firmware
- schneider-electric modicon m580 bmep586040 firmware
- schneider-electric modicon m580 bmep586040c firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-37300 is a critical vulnerability (CVSS 9.8) in Schneider Electric Ecostruxure Control Expert, published September 12, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.78%, the 56th percentile. No source names a fixed version.