CWE-40Path Traversal: '\\UNC\share\name\' (Windows UNC Share)

Description

The product accepts input that identifies a Windows UNC share ('\\UNC\share\name') that potentially redirects access to an unintended location or arbitrary file.

Common consequences

• Confidentiality,Integrity→Read Files or Directories,Modify Files or Directories

Potential mitigations

• Implementation
  [object Object]
• Implementation
  Inputs should be decoded and canonicalized to the application's current internal representation before being validated (CWE-180). Make sure that the application does not decode the same input twice (CWE-174). Such errors could be used to bypass allowlist validation schemes by introducing dangerous inputs after they have been checked.

Related CWEs

Recent CVEs classified under this CWE