CVE-2025-8759: trendnet tn-200_firmware Key Management Errors
Vulnerability summary
CVE-2025-8759 is a medium (CVSS 6.3) Key Management Errors vulnerability in trendnet tn-200_firmware. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 41.6% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 09-08-2025PublishedVulnerability first disclosed.
- 12-08-2025Last modifiedVulnerability information updated.
Description
A vulnerability was found in TRENDnet TN-200 1.02b02. It has been declared as problematic. This vulnerability affects unknown code of the component Lighttpd. The manipulation of the argument secdownload.secret with the input neV3rUseMe leads to use of hard-coded cryptographic key . The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS metrics
7 scores · 2 sources · 4 versions- NVDNIST2.9LowCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XDiffers
- NVDNIST5.9MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:NDiffers
- NVDNIST2.6LowAV:N/AC:H/Au:N/C:P/I:N/A:N
EPSS trend
Probability
0.50%
Chance of exploitation in the next 30 days
Percentile
42%
Versus all other CVEs
30-day change
+0.02 pp
From 0.48% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (notion.so)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Trendnet1 product
- tn-200_firmware1.02b02
1 vendor · 1 product