CVE-2025-5792

Ex1200t Firmware vulnerability

CVSS

8.8

EPSS

4.0%

EPSS pct

89th

Exploited

No known

A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This issue affects some unknown processing of the file /boafrm/formWlanRedirect of the component HTTP POST Request Handler. The manipulation of the argument redirect-url leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected vendor

Totolink

Affected product

Ex1200t 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)

CWE-119 — Improper Restriction of Operations within Memory Bounds
CWE-120 — Classic Buffer Overflow

Published

2025-06-06

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 4.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2025-5792

Confirm whether Totolink Ex1200t Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2025-5792.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-5792

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