CVE-2025-34319 | BDVDB-2026-303754 Detail

TOTOLINKN300RT

Description#

TOTOLINK N300RT wireless router firmware versions prior to V3.4.0-B20250430 (discovered in V2.1.8-B20201030.1539) contain an OS command injection vulnerability in the Boa formWsc handling functionality. An unauthenticated attacker can send specially crafted requests to trigger command execution via the targetAPSsid request parameter.

Impact#

CAPEC-88 OS Command Injection

Weaknesses#

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

References#

Exploit#

No public exploit known

History#

Version 12025-12-03Record published in the CVE List.
Version 22026-05-14Most recent update recorded in the CVE List.

Published

Published: 2025-12-03
Last modified: 2026-05-14

Vendor information

Vendor: TOTOLINK
Product: N300RT

All TOTOLINK vulnerabilities

Score

9.3 Critical

EPSS

4.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 91.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Command Injection

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< V3.4.0-B20250430
Fixed
V3.4.0-B20250430

Scoring System

CVSS v4.0

9.3 Critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).