Vulnerability Monitor

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CVE-2025-12209

A vulnerability was determined in Tenda O3 1.0.0.10(2478). Affected is the function SetValue/GetValue of the file /goform/setDhcpConfig. Executing manipulation of the argument dhcpEn can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

Published

2025-10-27T03:15:50.333

Last Modified

2025-10-28T14:34:42.157

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Secondary
CWE-119
CWE-121

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	tenda	o3_firmware1.0.0.10\(2478\)	*	Yes
Hardware	tenda	o3	2.0	No

References

https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/setDhcpConfig.md Exploit, Third Party Advisory ([email protected])
https://vuldb.com/?ctiid.329879 Permissions Required, VDB Entry ([email protected])
https://vuldb.com/?id.329879 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.673263 Third Party Advisory, VDB Entry ([email protected])
https://www.tenda.com.cn/ Product ([email protected])
https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/setDhcpConfig.md Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)