CVE-2025-28221 — HIGH (7.5)

Vulnerability Description

Tenda W6_S v1.0.0.4_510 has a Buffer Overflow vulnerability in the set_local_time function, which allows remote attackers to cause web server crash via parameter time passed to the binary through a POST request.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tenda	W6-S Firmware	1.0.0.4\(510\)
Tenda	W6-S	-

Related Weaknesses (CWE)

CWE-120

References

https://github.com/IdaJea/IOT_vuln_1/blob/master/w6_s_v1.0.0.4/time.pdfBroken Link

FAQ

What is CVE-2025-28221?

CVE-2025-28221 is a vulnerability with a CVSS score of 7.5 (HIGH). Tenda W6_S v1.0.0.4_510 has a Buffer Overflow vulnerability in the set_local_time function, which allows remote attackers to cause web server crash via parameter time passed to the binary through a PO...

How severe is CVE-2025-28221?

CVE-2025-28221 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-28221?

Check the references section above for vendor advisories and patch information. Affected products include: Tenda W6-S Firmware, Tenda W6-S.