CVE-2025-12209

🗓️ 27 Oct 2025 03:02:10Reported by VulDBType

cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 54 Views🌐 WEB

Stack-based overflow in Tenda O3 setDhcpConfig GetValue enables remote exploit via dhcpEn.

Reporter	Title	Published	Views	Family All 12
attackerkb	CVE-2025-12209	27 Oct 202503:02	–	attackerkb
BDU FSTEC	Tenda O3 SetValue Function Code Execution	28 Oct 202500:00	–	bdu_fstec
Circl	CVE-2025-12209	27 Oct 202504:36	–	circl
CNNVD	Tenda O3 security vulnerabilities	27 Oct 202500:00	–	cnnvd
CNVD	Tenda O3 form/setDhcpConfig function function buffer overflow vulnerability	31 Oct 202500:00	–	cnvd
Cvelist	CVE-2025-12209 Tenda O3 setDhcpConfig GetValue stack-based overflow	27 Oct 202503:02	–	cvelist
EUVD	EUVD-2025-36067	27 Oct 202503:30	–	euvd
NVD	CVE-2025-12209	27 Oct 202503:15	–	nvd
Positive Technologies	PT-2025-43869	12 Oct 202500:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2025-12209: Stack-based Buffer Overflow	27 Oct 202500:00	–	rapid7

NVD

Vulners

Node

AND

tenda o3_firmware1.0.0.10(2478)

tenda o3Match2.0

[
  {
    "vendor": "Tenda",
    "product": "O3",
    "versions": [
      {
        "version": "1.0.0.10(2478)",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:tenda:o3_firmware:*:*:*:*:*:*:*:*"
    ]
  }
]

Source	Link
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
vuldb	www.vuldb.com/
tenda	www.tenda.com.cn/
github	www.github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/setDhcpConfig.md

Parameter	Position	Path	Description	CWE
dhcpEn	request body	/goform/setDhcpConfig	A stack-based buffer overflow exists in the SetValue/GetValue function of the /goform/setDhcpConfig endpoint when processing the dhcpEn argument.	CWE-119, CWE-121

08 Oct 2026 11:10Current

8.2High risk

Vulners AI Score8.2

CVSS 48.7

CVSS 3.18.8

CVSS 38.8

CVSS 29

EPSS0.01029

SSVC

Tenda O3 SetDhcpConfig GetValue Stack overflow Remote exploit dhcpEn Public disclosure