THREATPORT/VULNERABILITY/CVE-2025-15137
HIGH SEVERITY

CVE-2025-15137

Tew 800mb Firmware vulnerability

CVSS
8.8
EPSS
10.3%
EPSS pct
95th
Exploited
No known
A vulnerability was detected in TRENDnet TEW-800MB 1.0.1.0. Affected by this vulnerability is the function sub_F934 of the file NTPSyncWithHost.cgi. The manipulation results in command injection. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected vendor
Trendnet
Affected product
Tew 800mb Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2025-12-28

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 10.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2025-15137

  • Confirm whether Trendnet Tew 800mb Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2025-15137.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-15137

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2025-15137 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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