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CVE PROGRAM SOURCE RECORD8.4 High

CVE-2026-12504

Loytec LINX firmware: Improper Authentication in PAM configuration

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Status
Published
Published
Updated
Assigning organization
NCSC.ch

Description

Improper Authentication (CWE-287) in the PAM configuration in Loytec LIP-ME201C, L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS and L-PAD through 8.4.16 on LINX-A64 allows a local attacker to authenticate as a uid=0 account without a password and obtain a root shell via an `/etc/passwd` entry with an empty password field.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Loytec LIP-ME20xC

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-INX

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-GATE

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-ROC

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-IOB

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-DALI

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-VIS

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

Loytec L-PAD

Default version status: unaffected

  • 0 to ≤ 8.4.16affected

References