Which versions of A3002r Firmware are affected by CVE-2025-4732?

Organizations using A vulnerability classified as critical face significant risk from CVE-2025-4732, a buffer overflow vulnerability rated CVSS 8.7.

How to fix or mitigate CVE-2025-4732?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

A3002r Firmware CVE-2025-4732

Q: What is the CVSS score of CVE-2025-4732?

CVE-2025-4732 has a CVSS 4.0 base score of 8.7 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 1.0%.

HIGH

Buffer Overflow (CWE-119)

2025-05-16 cna@vuldb.com

Buffer Overflow A3002r Firmware A3002ru Firmware TOTOLINK

8.7

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

8.7 HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:42 vuln.today

CVE Published

May 16, 2025 - 01:15 nvd

HIGH 8.7

DescriptionCVE.org

A vulnerability classified as critical was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. This vulnerability affects unknown code of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

AnalysisAI

A vulnerability classified as critical was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. A vulnerability classified as critical was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. This vulnerability affects unknown code of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Affected products include: Totolink A3002R Firmware, Totolink A3002Ru Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.

CVE-2025-4732 vulnerability details – vuln.today

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