CVE-2019-6821

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 22-05-2019 10:29

Last modified: - 03-02-2022 03:30

Total changes: - 3

Description

CWE-330: Use of Insufficiently Random Values vulnerability, which could cause the hijacking of the TCP connection when using Ethernet communication in Modicon M580 firmware versions prior to V2.30, and all firmware versions of Modicon M340, Modicon Premium, Modicon Quantum.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Low

Attack complexity

Network

Attack vector

None

Availability

Low

Confidentiality

Low

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

6.5

Base score

3.9

2.5

Exploitability score

Impact score

Verification logic

AND

vendor=schneider-electric AND product=modicon_m580_firmware AND versionEndExcluding=2.30

vendor=schneider-electric AND product=modicon_m580 AND version=-

AND

vendor=schneider-electric AND product=modicon_m340_firmware

vendor=schneider-electric AND product=modicon_m340 AND version=-

AND

vendor=schneider-electric AND product=modicon_quantum_firmware

vendor=schneider-electric AND product=modicon_quantum AND version=-

AND

vendor=schneider-electric AND product=modicon_premium_firmware

vendor=schneider-electric AND product=modicon_premium AND version=-

Reference

https://www.schneider-electric.com/en/download/document/SEVD-2019-134-03/
108366-Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-19-136-01

Keywords

CVE-2019-6821

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2019-6821

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures