FKIE_CVE-2021-24161

Vulnerability from fkie_nvd - Published: 2021-04-05 19:15 - Updated: 2026-06-17 03:39
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
In the Reponsive Menu (free and Pro) WordPress plugins before 4.0.4, attackers could craft a request and trick an administrator into uploading a zip archive containing malicious PHP files. The attacker could then access those files to achieve remote code execution and further infect the targeted site.
References
contact@wpscan.comhttps://wpscan.com/vulnerability/efca27e0-bdb6-4497-8330-081f909d6933Third Party Advisory
contact@wpscan.comhttps://www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/efca27e0-bdb6-4497-8330-081f909d6933Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/Exploit, Third Party Advisory
Impacted products
Vendor Product Version
expresstech responsive_menu *
expresstech responsive_menu *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Responsive Menu \u2013 Create Mobile-Friendly Menu",
          "vendor": "ExpressTech",
          "versions": [
            {
              "lessThan": "4.0.4",
              "status": "affected",
              "version": "4.0.4",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Responsive Menu Pro",
          "vendor": "ExpressTech",
          "versions": [
            {
              "lessThan": "4.0.4",
              "status": "affected",
              "version": "4.0.4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "contact@wpscan.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:expresstech:responsive_menu:*:*:*:*:free:wordpress:*:*",
              "matchCriteriaId": "36CF966E-25C0-408C-A993-0FAF0AF9FC31",
              "versionEndExcluding": "4.0.4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:expresstech:responsive_menu:*:*:*:*:pro:wordpress:*:*",
              "matchCriteriaId": "B045BC14-6B45-4707-B41C-D1447BBECE04",
              "versionEndExcluding": "4.0.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Reponsive Menu (free and Pro) WordPress plugins before 4.0.4, attackers could craft a request and trick an administrator into uploading a zip archive containing malicious PHP files. The attacker could then access those files to achieve remote code execution and further infect the targeted site."
    },
    {
      "lang": "es",
      "value": "En los plugins de WordPress Reponsive Menu (free y Pro) versiones anteriores a 4.0.4, unos atacantes podr\u00edan dise\u00f1ar una petici\u00f3n y enga\u00f1ar a un administrador para que cargue un archivo zip que contenga archivos PHP maliciosos. El atacante podr\u00eda entonces acceder a esos archivos para lograr una ejecuci\u00f3n de c\u00f3digo remota e infectar a\u00fan m\u00e1s el sitio objetivo"
    }
  ],
  "id": "CVE-2021-24161",
  "lastModified": "2026-06-17T03:39:29.883",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-04-05T19:15:15.170",
  "references": [
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/efca27e0-bdb6-4497-8330-081f909d6933"
    },
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/efca27e0-bdb6-4497-8330-081f909d6933"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ],
      "source": "contact@wpscan.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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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.
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  • 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.


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