Vulnerability-Lookup

GHSA-Q2VF-JQ2X-689C

Vulnerability from github – Published: 2025-02-04 12:30 – Updated: 2025-02-04 12:30

Details

UNSUPPORTED WHEN ASSIGNED Insecure default credentials for the Telnet function in the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_20170615 could allow an attacker to log in to the management interface if the administrators have the option to change the default credentials but fail to do so.

Severity

9.8 (Critical)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-0890"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287",
      "CWE-522"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-04T11:15:08Z",
    "severity": "CRITICAL"
  },
  "details": "**UNSUPPORTED WHEN ASSIGNED**\nInsecure default credentials for the Telnet function in the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_20170615 could allow an attacker to log in to the management interface if the administrators have the option to change the default credentials but fail to do so.",
  "id": "GHSA-q2vf-jq2x-689c",
  "modified": "2025-02-04T12:30:59Z",
  "published": "2025-02-04T12:30:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-0890"
    },
    {
      "type": "WEB",
      "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-0890 (GCVE-0-2025-0890)

Vulnerability from cvelistv5 – Published: 2025-02-04 10:06 – Updated: 2025-02-12 20:51 Unsupported When Assigned

Summary

**UNSUPPORTED WHEN ASSIGNED** Insecure default credentials for the Telnet function in the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_20170615 could allow an attacker to log in to the management interface if the administrators have the option to change the default credentials but fail to do so.

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-287 - Improper Authentication

Assigner

Zyxel

References

1 reference

URL	Tags
https://www.zyxel.com/global/en/support/security-…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Zyxel	VMG4325-B10A firmware	Affected: <= 1.00(AAFR.4)C0_20170615

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-0890",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-04T14:11:39.028622Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-12T20:51:26.709Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "VMG4325-B10A firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 1.00(AAFR.4)C0_20170615"
            }
          ]
        }
      ],
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            }
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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              "type": "CWE"
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      "providerMetadata": {
        "dateUpdated": "2025-02-04T10:06:56.163Z",
        "orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
        "shortName": "Zyxel"
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      "references": [
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          "tags": [
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          "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
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        "unsupported-when-assigned"
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  },
  "cveMetadata": {
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    "datePublished": "2025-02-04T10:06:56.163Z",
    "dateReserved": "2025-01-30T18:17:03.472Z",
    "dateUpdated": "2025-02-12T20:51:26.709Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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

GHSA-Q2VF-JQ2X-689C

CVE-2025-0890 (GCVE-0-2025-0890)

Tags

Sightings

Nomenclature