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A3002r Firmware CVE-2025-4729

MEDIUM
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2025-05-16 cna@vuldb.com
5.3
CVSS 4.0 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Input neutralization, injection prevention
Impact

CVSS score of 5.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 1.39%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 1.4% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

A vulnerability was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-74. A vulnerability was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formMapDelDevice of the component HTTP POST Request Handler. The manipulation of the argument macstr leads to command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Affected products include: Totolink A3002R Firmware, Totolink A3002Ru Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.3 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vulnerable system: Confidentiality
Low
Vulnerable system: Integrity
Low
Vulnerable system: Availability
Low
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

A vulnerability was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formMapDelDevice of the component HTTP POST Request Handler. The manipulation of the argument macstr leads to command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Executive ViewAI

Why It Matters

Organizations using A vulnerability should be aware of moderate risk from CVE-2025-4729, a injection vulnerability rated CVSS 5.3. Exploitation could allow attackers to execute code or inject malicious input. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: deploy WAF rules, restrict network access, enable logging.

Threat Intelligence Overview

EPSS Score
1.4%
Top 20% exploitable

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 1.4%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)CVE.org

cpe:2.3:o:totolink:a3002r_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*
cpe:2.3:o:totolink:a3002ru_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*
CVE-2025-25579 CRITICAL POC
9.8 Mar 28

TOTOLINK A3002R V4.0.0-B20230531.1404 is vulnerable to Command Injection in /bin/boa via bandstr. Rated critical severit

CVE-2025-45858 CRITICAL POC
9.8 May 13

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability via the FUN_00459fdc f

CVE-2024-34195 CRITICAL POC
9.8 Aug 28

TOTOLINK AC1200 Wireless Router A3002R Firmware V1.1.1-B20200824 is vulnerable to Buffer Overflow. Rated critical severi

CVE-2024-42520 CRITICAL POC
9.8 Aug 12

TOTOLINK A3002R v4.0.0-B20230531.1404 contains a buffer overflow vulnerability in /bin/boa via formParentControl. Rated

CVE-2025-6393 HIGH POC
8.8 Jun 21

CVE-2025-6393 is a critical buffer overflow vulnerability in the HTTP POST request handler of TOTOLINK routers affecting

CVE-2025-6164 HIGH POC
8.8 Jun 17

Critical buffer overflow vulnerability in TOTOLINK A3002R router firmware version 4.0.0-B20230531.1404, affecting the HT

CVE-2025-6149 HIGH POC
8.8 Jun 17

Critical buffer overflow vulnerability in TOTOLINK A3002R firmware version 4.0.0-B20230531.1404 affecting the HTTP POST

CVE-2025-6337 HIGH POC
8.8 Jun 20

CVE-2025-6337 is a critical buffer overflow vulnerability in TOTOLINK A3002R and A3002RU routers affecting versions 3.0.

CVE-2025-6487 HIGH POC
8.8 Jun 22

CVE-2025-6487 is a critical stack-based buffer overflow vulnerability in TOTOLINK A3002R router firmware version 1.1.1-B

CVE-2025-6486 HIGH POC
8.8 Jun 22

CVE-2025-6486 is a critical stack-based buffer overflow vulnerability in TOTOLINK A3002R router firmware version 1.1.1-B

CVE-2024-54907 HIGH POC
8.8 Dec 26

TOTOLINK A3002R V4.0.0-B20230531.1404 is vulnerable to Remote Code Execution in /bin/boa via formWsc. Rated high severit

CVE-2020-25499 HIGH POC
8.8 Dec 09

TOTOLINK A3002RU-V2.0.0 B20190814.1034 allows authenticated remote users to modify the system's 'Run Command'. Rated hig

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