Cyber Resilience

CVE-2025-23171

High

Published: 19 June 2025

Published
19 June 2025
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0043 63.0th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-23171 is a high-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Versa Networks (inferred from references). Its CVSS base score is 7.2 (High).

Operationally, ranked in the top 37.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The Versa Director SD-WAN orchestration platform provides an option to upload various types of files. The Versa Director does not correctly limit file upload permissions. The UI appears not to allow file uploads but uploads still succeed. In addition, the…

more

Versa Director discloses the full filename of uploaded temporary files, including the UUID prefix. Insecure UCPE image upload in Versa Director allows an authenticated attacker to upload a webshell. Exploitation Status: Versa Networks is not aware of any reported instance where this vulnerability was exploited. Proof of concept for this vulnerability has been disclosed by third party security researchers. Workarounds or Mitigation: There are no workarounds to disable the GUI option. Versa recommends that Director be upgraded to one of the remediated software versions.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Versa Networks
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-434

Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.

addresses: CWE-434

Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.

addresses: CWE-434

Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.

addresses: CWE-434

Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.

References