« Back to list

CVE-2021-45679

Status: ModifiedHigh (7.2)—

Certain NETGEAR devices are affected by privilege escalation. This affects R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, and RS400 before 1.5.1.80.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (4)

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2021-45679",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cve@mitre.org",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.4,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 1.7
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-12-26T01:15:21.430",
  "references": [
    {
      "url": "https://kb.netgear.com/000064528/Security-Advisory-for-Vertical-Privilege-Escalation-on-Some-Routers-PSV-2021-0043",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://kb.netgear.com/000064528/Security-Advisory-for-Vertical-Privilege-Escalation-on-Some-Routers-PSV-2021-0043",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Certain NETGEAR devices are affected by privilege escalation. This affects R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, and RS400 before 1.5.1.80."
    },
    {
      "lang": "es",
      "value": "Determinados dispositivos NETGEAR están afectados por una escalada de privilegios. Esto afecta a R6900P versiones anteriores a 1.3.3.140, a R7000 versiones anteriores a 1.0.11.126, a R7000P versiones anteriores a 1.3.3.140 y a RS400 versiones anteriores a 1.5.1.80"
    }
  ],
  "lastModified": "2026-06-17T04:13:56.013",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "94795476-184B-4E7D-9D8B-ECB45609108E",
              "versionEndExcluding": "1.3.3.140"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C41908FF-AE64-4949-80E3-BEE061B2DA8A"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A0E06EFF-9D71-43DB-A304-9A41998FD68A",
              "versionEndExcluding": "1.0.11.126"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C9F86FF6-AB32-4E51-856A-DDE790C0A9A6"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C3A7E8BF-8CC3-4806-89F5-FBE01A36A1FD",
              "versionEndExcluding": "1.3.3.140"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "DFE55F4D-E98B-46D3-B870-041141934CD1"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:netgear:rs400_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "95AF0FA9-F2C5-4D84-BF37-AA8CB6EC3C4A",
              "versionEndExcluding": "1.5.1.80"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:netgear:rs400:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "2700644E-0940-4D05-B3CA-904D91739E58"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}