CVE-2025-55591

CRITICAL
2025-08-18 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:07 vuln.today
PoC Detected
Aug 21, 2025 - 14:11 vuln.today
Public exploit code
CVE Published
Aug 18, 2025 - 20:15 nvd
CRITICAL 9.8

Tags

Command Injection A3002r Firmware TOTOLINK

Description

TOTOLINK-A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability in the devicemac parameter in the formMapDel endpoint.

Analysis

TOTOLINK-A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability in the devicemac parameter in the formMapDel endpoint. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. TOTOLINK-A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability in the devicemac parameter in the formMapDel endpoint. Affected products include: Totolink A3002R Firmware.

Affected Products

Totolink A3002R Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

Priority Score

76
Low Medium High Critical
KEV: 0
EPSS: +6.9
CVSS: +49
POC: +20

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CVE-2025-55591 vulnerability details – vuln.today
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