CVE-2025-15255

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 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 v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md	Exploit Third Party Advisory
https://vuldb.com/?ctiid.338645	Permissions Required VDB Entry
https://vuldb.com/?id.338645	Third Party Advisory VDB Entry
https://vuldb.com/?submit.725500	Third Party Advisory VDB Entry
https://www.tenda.com.cn/	Product
https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:w6-s_firmware:1.0.0.4\(510\):*:*:*:*:*:*:*

cpe:2.3:h:tenda:w6-s:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-12-30 16:15

Updated : 2026-01-02 21:20

NVD link : CVE-2025-15255

Mitre link : CVE-2025-15255

CVE.ORG link : CVE-2025-15255

JSON object : View

Products Affected

tenda

w6-s_firmware
w6-s

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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