CVE-2025-15255

HIGH EPSS 89.0%
Published Dec 30, 20256mo ago · Modified Jun 17, 20261w ago
8.9 CVSS 4.0
High
Find Similar
Published Dec 30, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was determined in Tenda W6-S 1.0.0.4(510). This impacts an unknown function of the file /bin/httpd of the component R7websSsecurityHandler. Executing a manipulation of the argument Cookie can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

CVSS Details

Base Score
8.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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 None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
89.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-121

Affected Products 2

VendorProductVersionRange
tendaw6-s_firmware1.0.0.4\(510\)any
tendaw6-s*any

References 5

  • github.com https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.338645
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.338645
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.725500
    Third Party AdvisoryVDB Entry
  • tenda.com.cn https://www.tenda.com.cn/
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.