SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2025-52089

A hidden remote support feature protected by a static secret in TOTOLINK N300RB firmware version 8.54 allows an authenticated attacker to execute arbitrary OS commands with root privileges.

HIGH 8.8EPSS 7.99%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (7.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A hidden remote support feature protected by a static secret in TOTOLINK N300RB firmware version 8.54 allows an authenticated attacker to execute arbitrary OS commands with root privileges.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
7.99% probability · 94th percentile
CISA KEV
Not listed
Weakness
CWE-306
Affected
totolink/n300rb firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.