Which versions of Ac6 Firmware are affected by CVE-2025-0349?

Organizations using A vulnerability classified as critical face significant risk from CVE-2025-0349, a buffer overflow vulnerability rated CVSS 8.7.

Is there a public PoC exploit available for CVE-2025-0349?

Yes, a public proof-of-concept exploit is available for CVE-2025-0349. Prioritise patching immediately. EPSS: 0.3%.

How to fix or mitigate CVE-2025-0349?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

Ac6 Firmware CVE-2025-0349

Q: What is the CVSS score of CVE-2025-0349?

CVE-2025-0349 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: 0.3%.

HIGH

Buffer Overflow (CWE-119)

2025-01-09 cna@vuldb.com

Tenda Buffer Overflow Ac6 Firmware

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 - 18:02 vuln.today

PoC Detected

Mar 22, 2025 - 09:15 vuln.today

Public exploit code

CVE Published

Jan 09, 2025 - 11:15 nvd

HIGH 8.7

DescriptionCVE.org

A vulnerability classified as critical has been found in Tenda AC6 15.03.05.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. The manipulation of the argument src/mac leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well.

AnalysisAI

A vulnerability classified as critical has been found in Tenda AC6 15.03.05.16. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and 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 has been found in Tenda AC6 15.03.05.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. The manipulation of the argument src/mac leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. Affected products include: Tenda Ac6 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-2025-0349 vulnerability details – vuln.today

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