PT-2018-16958 · Phoenix Contact · Mguard

Published 2018-01-30 · Updated 2019-10-09 · CVE-2018-5441

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions PHOENIX CONTACT mGuard versions 7.2 through 8.6.0

Description An issue with improper validation of integrity check values was found, which may allow an attacker to modify firmware update packages by bypassing the internal checksum verification. This could potentially compromise the integrity of the device.

Recommendations For versions 7.2 through 8.6.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-354

CWE-20

Related Identifiers

CVE-2018-5441

Affected Products

Mguard

References · 5

• https://osv.dev/vulnerability/CVE-2018-5441 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-5441 · Security Note
• https://cert.vde.com/en-us/advisories/vde-2018-001 · Patch
• http://securityfocus.com/bid/102907 · Note
• https://ics-cert.us-cert.gov/advisories/ICSA-18-030-01 · Note