CVE-2020-36847 (GCVE-0-2020-36847)

Vulnerability from cvelistv5 – Published: 2025-07-12 09:24 – Updated: 2025-07-14 20:11
VLAI?
Summary
The Simple-File-List Plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 4.2.2 via the rename function which can be used to rename uploaded PHP code with a png extension to use a php extension. This allows unauthenticated attackers to execute code on the server.
Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-434 - Unrestricted Upload of File with Dangerous Type
Assigner
References
Impacted products
Vendor Product Version
eemitch Simple File List Affected: * , < 4.2.3 (semver)
Create a notification for this product.
Credits
coiffeur
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2020-36847",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-14T14:39:22.829799Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-14T20:11:54.211Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Simple File List",
          "vendor": "eemitch",
          "versions": [
            {
              "lessThan": "4.2.3",
              "status": "affected",
              "version": "*",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "coiffeur"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Simple-File-List Plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 4.2.2 via the rename function which can be used to rename uploaded PHP code with a png extension to use a php extension. This allows unauthenticated attackers to execute code on the server."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-434",
              "description": "CWE-434 Unrestricted Upload of File with Dangerous Type",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-12T09:24:28.215Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/9eb835fd-6ebf-4162-856c-0366b663a07e?source=cve"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset/2286920/simple-file-list"
        },
        {
          "url": "https://packetstormsecurity.com/files/160221/"
        },
        {
          "url": "https://www.cybersecurity-help.cz/vdb/SB2020042711"
        },
        {
          "url": "https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2020-11-02T00:00:00.000+00:00",
          "value": "Disclosed"
        }
      ],
      "title": "Simple File List \u003c 4.2.3 - Remote Code Execution"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2020-36847",
    "datePublished": "2025-07-12T09:24:28.215Z",
    "dateReserved": "2025-07-11T21:23:42.099Z",
    "dateUpdated": "2025-07-14T20:11:54.211Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-36847\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2025-07-12T10:15:24.770\",\"lastModified\":\"2025-07-29T20:37:27.933\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Simple-File-List Plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 4.2.2 via the rename function which can be used to rename uploaded PHP code with a png extension to use a php extension. This allows unauthenticated attackers to execute code on the server.\"},{\"lang\":\"es\",\"value\":\"El complemento Simple-File-List para WordPress es vulnerable a la ejecuci\u00f3n remota de c\u00f3digo en versiones hasta la 4.2.2 incluida, a trav\u00e9s de la funci\u00f3n de cambio de nombre, que permite renombrar c\u00f3digo PHP subido con extensi\u00f3n PNG para usar una extensi\u00f3n PHP. Esto permite a atacantes no autenticados ejecutar c\u00f3digo en el servidor.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@wordfence.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-434\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:simplefilelist:simple_file_list:*:*:*:*:*:wordpress:*:*\",\"versionEndExcluding\":\"4.2.3\",\"matchCriteriaId\":\"2AA3F2B1-0A2D-4538-AE6E-DA7F2BE8C82E\"}]}]}],\"references\":[{\"url\":\"https://packetstormsecurity.com/files/160221/\",\"source\":\"security@wordfence.com\",\"tags\":[\"Exploit\"]},{\"url\":\"https://plugins.trac.wordpress.org/changeset/2286920/simple-file-list\",\"source\":\"security@wordfence.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/\",\"source\":\"security@wordfence.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://www.cybersecurity-help.cz/vdb/SB2020042711\",\"source\":\"security@wordfence.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/9eb835fd-6ebf-4162-856c-0366b663a07e?source=cve\",\"source\":\"security@wordfence.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2020-36847\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-07-14T14:39:22.829799Z\"}}}], \"references\": [{\"url\": \"https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/\", \"tags\": [\"exploit\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-07-14T14:39:51.361Z\"}}], \"cna\": {\"title\": \"Simple File List \u003c 4.2.3 - Remote Code Execution\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"coiffeur\"}], \"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 9.8, \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\"}}], \"affected\": [{\"vendor\": \"eemitch\", \"product\": \"Simple File List\", \"versions\": [{\"status\": \"affected\", \"version\": \"*\", \"lessThan\": \"4.2.3\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2020-11-02T00:00:00.000+00:00\", \"value\": \"Disclosed\"}], \"references\": [{\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/9eb835fd-6ebf-4162-856c-0366b663a07e?source=cve\"}, {\"url\": \"https://plugins.trac.wordpress.org/changeset/2286920/simple-file-list\"}, {\"url\": \"https://packetstormsecurity.com/files/160221/\"}, {\"url\": \"https://www.cybersecurity-help.cz/vdb/SB2020042711\"}, {\"url\": \"https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"The Simple-File-List Plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 4.2.2 via the rename function which can be used to rename uploaded PHP code with a png extension to use a php extension. This allows unauthenticated attackers to execute code on the server.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-434\", \"description\": \"CWE-434 Unrestricted Upload of File with Dangerous Type\"}]}], \"providerMetadata\": {\"orgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"shortName\": \"Wordfence\", \"dateUpdated\": \"2025-07-12T09:24:28.215Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2020-36847\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-07-14T20:11:54.211Z\", \"dateReserved\": \"2025-07-11T21:23:42.099Z\", \"assignerOrgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"datePublished\": \"2025-07-12T09:24:28.215Z\", \"assignerShortName\": \"Wordfence\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.