Description

A vulnerability, which was classified as critical, was found in Tenda AC6 15.03.05.16. This affects the function formSetRebootTimer of the file /goform/SetRebootTimer. The manipulation of the argument rebootTime leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Es wurde eine kritische Schwachstelle in Tenda AC6 15.03.05.16 gefunden. Hiervon betroffen ist die Funktion formSetRebootTimer der Datei /goform/SetRebootTimer. Durch Manipulation des Arguments rebootTime mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung.

Classification

CVE ID: CVE-2025-5855

CVSS Base Severity: HIGH

CVSS Base Score: 8.8

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

Affected Products

Vendor: Tenda

Product: AC6

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.12% (probability of being exploited)

EPSS Percentile: 31.31% (scored less or equal to compared to others)

EPSS Date: 2025-06-12 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: poc

SSVC Technical Impact: total

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-5855
https://vuldb.com/?id.311601
https://vuldb.com/?ctiid.311601
https://vuldb.com/?submit.591422
https://lavender-bicycle-a5a.notion.site/Tenda-AC6-formsetreboottimer-20a53a41781f80c5b6cac51008556c7e?source=copy_link
https://www.tenda.com.cn/

Timeline