VulnerabilityModified

CVE-2019-6816

In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.

CRITICAL 9.1EPSS 1.45%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.

CVSS 3.0: 9.1 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS: 1.45% probability · 72th percentile
CISA KEV: Not listed
Weakness: CWE-94
Affected: schneider-electric/modicon quantum firmware
Source: cybersecurity@se.com

References

https://www.schneider-electric.com/en/download/document/SEVD-2019-134-09/Vendor Advisory
https://www.schneider-electric.com/en/download/document/SEVD-2019-134-09/Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.