CVE-2024-28751

ifm: Hardcoded telnet credentials in Smart PLC

State: Published
Severity: 9.1 Critical
Published: Jul 9, 2024
Updated: Aug 22, 2025
Reserved: Mar 8, 2024

Description

An high privileged remote attacker can enable telnet access that accepts hardcoded credentials.

Scores

CVSS	Score	Vector	Source
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	CERTVDE

Weaknesses

CWE-798 Use of Hard-coded Credentials

Affected Products

Product	Versions
Smart PLC AC14xx Firmwareifm	V4.3.17 and earlierAffected
Smart PLC AC4xxS Firmwareifm	V4.3.17 and earlierAffected

References

https://cert.vde.com/en/advisories/VDE-2024-012

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.