CVE-2018-7838

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 15-07-2019 11:15

Last modified: - 19-04-2022 05:36

Total changes: - 5

Description

A CWE-119 Buffer Errors vulnerability exists in Modicon M580 CPU - BMEP582040, all versions before V2.90, and Modicon Ethernet Module BMENOC0301, all versions before V2.16, which could cause denial of service on the FTP service of the controller or the Ethernet BMENOC module when it receives a FTP CWD command with a data length greater than 1020 bytes. A power cycle is then needed to reactivate the FTP service.

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Network

Attack vector

High

Availability

None

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

7.5

Base score

3.9

3.6

Exploitability score

Impact score

Verification logic

AND

vendor=schneider-electric AND product=bmenoc0301_firmware AND versionEndExcluding=2.16

vendor=schneider-electric AND product=bmenoc0301 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep584040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep584040s AND version=-

vendor=schneider-electric AND product=bmeh584040 AND version=-

vendor=schneider-electric AND product=bmeh584040c AND version=-

vendor=schneider-electric AND product=modicon_m580_bmep584040 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep586040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep586040c AND version=-

vendor=schneider-electric AND product=modicon_m580_bmep586040 AND version=-

AND

vendor=schneider-electric AND product=bmeh586040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=bmeh586040 AND version=-

vendor=schneider-electric AND product=bmeh586040c AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep581020_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep581020h AND version=-

vendor=schneider-electric AND product=modicon_m580_bmep581020 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep582020_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep582020h AND version=-

vendor=schneider-electric AND product=modicon_m580_bmep582020 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep582040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep582040 AND version=-

vendor=schneider-electric AND product=modicon_m580_bmep582040h AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep583020_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep583020 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep583040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep583040 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep584020_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep584020 AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep585040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep585040 AND version=-

vendor=schneider-electric AND product=modicon_m580_bmep585040c AND version=-

AND

vendor=schneider-electric AND product=modicon_m580_bmep582040s_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=modicon_m580_bmep582040s AND version=-

AND

vendor=schneider-electric AND product=bmeh582040_firmware AND versionEndExcluding=2.90

vendor=schneider-electric AND product=bmeh582040 AND version=-

vendor=schneider-electric AND product=bmeh582040c AND version=-

Reference

https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-190-03

Keywords

CVE-2018-7838

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2018-7838

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures