CVE-2018-7844

A CWE-200: Information Exposure vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause the disclosure of SNMP information when reading memory blocks from the controller over Modbus.

Affected

Modicon M580 Modicon M340 Modicon Quantum Modicon Premium

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

3.28% chance of exploitation in the next 30 days, 88th percentile

Published

2019-05-22

Updated

2024-08-05

Proof-of-concept exploits (2)

• https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0739
• yanissec/CVE-2018-78440★ · 2023-10-23

Security advisories

• https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11

References

• CVE Record
• NVD entry

Related

• CVE-2018-7842
• CVE-2018-7843
• CVE-2018-7845
• CVE-2018-7846
• CVE-2018-7848
• CVE-2018-7849