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CVE-2021-31538

nvd nist
Published: Jun 10, 2021Modified: Jun 17, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

LANCOM R&S Unified Firewall (UF) devices running LCOS FX 10.5 allow Relative Path Traversal.

Affected (4)

Lancom Systems
1 product
Lcos Fx
Configuration A
4 vulnerable · 5 platform
Vulnerable SoftwareAffected Versions
Lancom Systems
Lcos Fx
Version 10.5
Lcos Fx
Version 10.5 ru1
Lcos Fx
Version 10.5 ru2
Lcos Fx
Version 10.5 ru3
Running on/withPlatform Versions
Lancom Systems
Uf 160
All versions
Lancom Systems
Uf 260
All versions
Lancom Systems
Uf 500
All versions
Lancom Systems
Uf 60
All versions
Lancom Systems
Uf 910
All versions

Related CWEs

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (2)

Source: cve@mitre.org
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.