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VAR-202509-0004

Vulnerability from variot - Updated: 2025-11-25 00:05

A security vulnerability has been detected in Tenda W12 up to 3.0.0.6(3948). Affected is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. The manipulation leads to hard-coded credentials. An attack has to be approached locally. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used. Shenzhen Tenda Technology Co.,Ltd. of W12 A vulnerability exists in the firmware regarding the use of hardcoded credentials.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The Tenda W12 is a dual-band gigabit wireless panel access point (AP) from Tenda Technology, designed for scenarios such as hotels, villas, and large apartments. It supports the IEEE 802.11ac protocol and the Wave2 standard, and boasts a dual-band concurrent speed of 1167Mbps. Attackers can exploit this vulnerability to obtain sensitive information

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CVE-2025-9778 (GCVE-0-2025-9778)

Vulnerability from cvelistv5 – Published: 2025-09-01 12:02 – Updated: 2025-09-02 15:09

Title

Tenda W12 Administrative shadow hard-coded credentials

Summary

Severity ?

1.8 (Low)


                        
                          CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

1.9 (Low)


                        
                          CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

1.9 (Low)


                        
                          CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

CWE

CWE-798 - Hard-coded Credentials
CWE-259 - Use of Hard-coded Password

Assigner

VulDB

References

URL

Tags

	https://vuldb.com/?id.322080	vdb-entry
	https://vuldb.com/?ctiid.322080	signaturepermissions-required
	https://vuldb.com/?submit.640969	third-party-advisory
	https://github.com/August829/Yu/blob/main/58ead8e…	related
	https://github.com/August829/Yu/blob/main/58ead8e…	exploit
	https://www.tenda.com.cn/	product

Impacted products

	Vendor	Product	Version
	Tenda	W12	Affected: 1.0.0.1(5411) Affected: 1.0.0.5(9419) Affected: 2.0.0.3(8326) Affected: 2.0.0.6(10720) Affected: 3.0.0.5(3644) Affected: 3.0.0.6(3948)

Credits

Yu Bao (VulDB User)

Show details on NVD website

JSON

To clipboard

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            "url": "https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md#steps-to-reproduce"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "Administrative Interface"
          ],
          "product": "W12",
          "vendor": "Tenda",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0.1(5411)"
            },
            {
              "status": "affected",
              "version": "1.0.0.5(9419)"
            },
            {
              "status": "affected",
              "version": "2.0.0.3(8326)"
            },
            {
              "status": "affected",
              "version": "2.0.0.6(10720)"
            },
            {
              "status": "affected",
              "version": "3.0.0.5(3644)"
            },
            {
              "status": "affected",
              "version": "3.0.0.6(3948)"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Yu Bao (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in Tenda W12 up to 3.0.0.6(3948). Affected is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. The manipulation leads to hard-coded credentials. An attack has to be approached locally. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used."
        },
        {
          "lang": "de",
          "value": "Eine Schwachstelle wurde in Tenda W12 bis 3.0.0.6(3948) gefunden. Hiervon betroffen ist ein unbekannter Codeblock der Datei /etc_ro/shadow der Komponente Administrative Interface. Durch Beeinflussen mit unbekannten Daten kann eine hard-coded credentials-Schwachstelle ausgenutzt werden. Der Angriff erfordert einen lokalen Zugriff. Das Durchf\u00fchren eines Angriffs ist mit einer relativ hohen Komplexit\u00e4t verbunden. Sie gilt als schwierig auszunutzen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 1.8,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 1.9,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 1.9,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 0.8,
            "vectorString": "AV:L/AC:H/Au:M/C:P/I:N/A:N/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-798",
              "description": "Hard-coded Credentials",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-259",
              "description": "Use of Hard-coded Password",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-01T12:02:08.108Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-322080 | Tenda W12 Administrative shadow hard-coded credentials",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://vuldb.com/?id.322080"
        },
        {
          "name": "VDB-322080 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.322080"
        },
        {
          "name": "Submit #640969 | Tenda AP W12 V1/V2/V3 Hard-coded Credentials",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.640969"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md#steps-to-reproduce"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.tenda.com.cn/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-09-01T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-09-01T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-09-01T07:09:55.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Tenda W12 Administrative shadow hard-coded credentials"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-9778",
    "datePublished": "2025-09-01T12:02:08.108Z",
    "dateReserved": "2025-09-01T05:04:51.235Z",
    "dateUpdated": "2025-09-02T15:09:50.176Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

VAR-202509-0004

CVE-2025-9778 (GCVE-0-2025-9778)

Tags

Sightings

Nomenclature