Improper Verification of Cryptographic Signature in LANTIME Operating System Firmware (LTOS) - #VU109398

 

Improper Verification of Cryptographic Signature in LANTIME Operating System Firmware (LTOS) - #VU109398

Published: May 18, 2025


Vulnerability identifier: #VU109398
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrectly implemented signature check of uploaded firmware image files. The check was not performed in time, which could lead to a malicious firmware image being used.


Affected software

LANTIME Operating System Firmware (LTOS)

Remediation

Install updates from vendor's website.

LANTIME Operating System Firmware (LTOS) - update to 7.08.002

External References

Related Security Bulletins