High severity8.8NVD Advisory· Published Apr 18, 2025· Updated Jun 17, 2026

CVE-2025-3786

Description

A vulnerability was found in Tenda AC15 up to 15.03.05.19 and classified as critical. This issue affects the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument mac leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products

Tenda/Ac15 Firmware
cpe:2.3:o:tenda:ac15_firmware:15.03.05.19:*:*:*:*:*:*:*
Tenda/AC15llm-fuzzy2 versions
<=15.03.05.19+ 1 more
- (no CPE)range: <=15.03.05.19
- (no CPE)range: 15.03.05.0

Patches

Vulnerability mechanics

References

github.com/CH13hh/cve/tree/AC15WifiExtraSetnvdExploitThird Party Advisory
vuldb.comnvdPermissions RequiredThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
www.tenda.com.cnnvdProduct

News mentions

No linked articles in our index yet.

Severity

HighCVSS v3.1

8.8/ 10

CVSS v48.7

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
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Probability of exploitation in the next 30 days.

1.01%

VYPR risk score

Composite of severity, exploitation, and reach.

0.57high

cvss	0.572
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CVE ID

CVE-2025-3786

Credits

B(
BabyShark (VulDB User)
reporter