CVE-2019-6808
A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.
- 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
- 8.16% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-306
- Affected
- schneider-electric/modicon premium firmware · schneider-electric/modicon quantum firmware · schneider-electric/modicon m340 firmware · schneider-electric/modicon m580 firmware
- Source
- cybersecurity@se.com
References
- https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/Mitigation, Vendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0771Exploit, Third Party Advisory
- https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/Mitigation, Vendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0771Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.