Critical severity · published Aug 21, 2025
CVE-2025-9298
Tenda M3 QuickIndex formQuickIndex stack-based overflow
9.8
CVSS
1.2%
EPSS
No
On KEV
Description
A flaw has been found in Tenda M3 1.0.0.12. Affected is the function formQuickIndex of the file /goform/QuickIndex. Executing manipulation of the argument PPPOEPassword can lead to stack-based buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
M3
M3 · Tenda
1.0.0.12 · source: vendor
MF
M3 Firmware · Tenda
1.0.0.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-9298
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-9298
Exploit
https://github.com/davybat/IoT-Vuls/blob/main/tenda/formQuickIndex.md
Exploit
https://github.com/davybat/IoT-Vuls/blob/main/tenda/formQuickIndex.md#poc
Permissions Required
https://vuldb.com/?ctiid.320903
Third Party Advisory
https://vuldb.com/?id.320903
Third Party Advisory
https://vuldb.com/?submit.632335
Product
https://www.tenda.com.cn/
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