FKIE_CVE-2021-4338

Vulnerability from fkie_nvd - Published: 2023-06-07 02:15 - Updated: 2026-04-08 17:16
Severity
6.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Summary
The 404 to 301 plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the open_redirect & save_redirect functions in versions up to, and including, 3.0.7. This makes it possible for authenticated attackers to view, create and edit redirections.
References
security@wordfence.comhttps://blog.nintechnet.com/broken-access-control-vulnerability-fixed-in-wordpress-404-to-301-plugin/Exploit
security@wordfence.comhttps://plugins.trac.wordpress.org/changeset/2546695/404-to-301Patch
security@wordfence.comhttps://wpscan.com/vulnerability/9f147107-bc5a-4a01-9979-cd9e16061f12Third Party Advisory
security@wordfence.comhttps://www.acunetix.com/vulnerabilities/web/wordpress-plugin-404-to-301-redirect-log-and-notify-404-errors-security-bypass-3-0-7/Third Party Advisory
security@wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/05d6b27f-b1e5-4bb8-b7db-f8295a5e0d5b?source=cveThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog.nintechnet.com/broken-access-control-vulnerability-fixed-in-wordpress-404-to-301-plugin/Exploit
af854a3a-2127-422b-91ae-364da2661108https://plugins.trac.wordpress.org/changeset/2546695/404-to-301Patch
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/9f147107-bc5a-4a01-9979-cd9e16061f12Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-404-to-301-redirect-log-and-notify-404-errors-security-bypass-3-0-7/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.wordfence.com/threat-intel/vulnerabilities/id/05d6b27f-b1e5-4bb8-b7db-f8295a5e0d5b?source=cveThird Party Advisory
Impacted products
Vendor Product Version
duckdev 404_to_301 *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:duckdev:404_to_301:*:*:*:*:*:wordpress:*:*",
              "matchCriteriaId": "A77E5B46-51D1-48B7-9DC7-E3A566D3AB7A",
              "versionEndIncluding": "3.0.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The 404 to 301 plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the open_redirect \u0026 save_redirect functions in versions up to, and including, 3.0.7. This makes it possible for authenticated attackers to view, create and edit redirections."
    }
  ],
  "id": "CVE-2021-4338",
  "lastModified": "2026-04-08T17:16:38.230",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.7,
        "source": "security@wordfence.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2023-06-07T02:15:12.937",
  "references": [
    {
      "source": "security@wordfence.com",
      "tags": [
        "Exploit"
      ],
      "url": "https://blog.nintechnet.com/broken-access-control-vulnerability-fixed-in-wordpress-404-to-301-plugin/"
    },
    {
      "source": "security@wordfence.com",
      "tags": [
        "Patch"
      ],
      "url": "https://plugins.trac.wordpress.org/changeset/2546695/404-to-301"
    },
    {
      "source": "security@wordfence.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/9f147107-bc5a-4a01-9979-cd9e16061f12"
    },
    {
      "source": "security@wordfence.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-404-to-301-redirect-log-and-notify-404-errors-security-bypass-3-0-7/"
    },
    {
      "source": "security@wordfence.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/05d6b27f-b1e5-4bb8-b7db-f8295a5e0d5b?source=cve"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "https://blog.nintechnet.com/broken-access-control-vulnerability-fixed-in-wordpress-404-to-301-plugin/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://plugins.trac.wordpress.org/changeset/2546695/404-to-301"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/9f147107-bc5a-4a01-9979-cd9e16061f12"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-404-to-301-redirect-log-and-notify-404-errors-security-bypass-3-0-7/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/05d6b27f-b1e5-4bb8-b7db-f8295a5e0d5b?source=cve"
    }
  ],
  "sourceIdentifier": "security@wordfence.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "security@wordfence.com",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Secondary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.