CVE-2025-34180

HIGH

NetSupport Manager <14.12.0001 - Info Disclosure

Title source: llm
STIX 2.1

Description

NetSupport Manager < 14.12.0001 relies on a shared Gateway Key for authentication between Manager/Control, Client, and Connectivity Server components. The key is stored using a reversible encoding scheme. An attacker who obtains access to a deployed client configuration file can decode the stored value to recover the plaintext Gateway Key. Possession of the Gateway Key allows unauthorized access to NetSupport Manager connectivity services and enables remote control of systems managed through the same key.

Scores

CVSS v4 8.4
EPSS 0.0003
EPSS Percentile 10.2%
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-257
Status published
Products (1)
NetSupport Software/Manager < 14.12.0001
Published Dec 15, 2025
Tracked Since Feb 18, 2026