CVE-2025-15255 | THREATINT

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 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.

PUBLISHED Reserved 2025-12-29 | Published 2025-12-30 | Updated 2025-12-30 | Assigner VulDB

CRITICAL: 9.3CVSS: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

CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

CRITICAL: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

10.0AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

1.0.0.4(510)

affected

Timeline

2025-12-29:	Advisory disclosed
2025-12-29:	VulDB entry created
2025-12-29:	VulDB entry last update

Credits

dwbruijn (VulDB User) reporter

References

github.com/.../CVEs/blob/main/Tenda/R7WebsSecurityHandler.md exploit

vuldb.com/?id.338645 (VDB-338645 | Tenda W6-S R7websSsecurityHandler httpd stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.338645 (VDB-338645 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.725500 (Submit #725500 | Tenda W6-S V1.0.0.4(510) Stack-based Buffer Overflow) third-party-advisory

github.com/.../CVEs/blob/main/Tenda/R7WebsSecurityHandler.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2025-15255)

nvd.nist.gov (CVE-2025-15255)

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