CVE-2025-34181

Description

NetSupport Manager < 14.12.0001 contains an arbitrary file write vulnerability in its Connectivity Server/Gateway PUTFILE request handler. An attacker with a valid Gateway Key can supply a crafted filename containing directory traversal sequences to write files to arbitrary locations on the server. This can be leveraged to place attacker-controlled DLLs or executables in privileged paths and achieve remote code execution in the context of the NetSupport Manager connectivity service.

Traduire en français

Produits concernés

• NetSupport Software Manager

Scores CVSS

Faiblesses (CWE)

• CWE-22

Références

• https://kb.netsupportsoftware.com/knowledge-base/updating-and-securing-netsupport-manager/
• https://ret2.me/post/2025-12-04-exploiting-netsupport-gateway/
• https://www.vulncheck.com/advisories/netsupport-manager-authenticated-path-traversal-arbitrary-write-rce

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories