CVE-2021-24354

{"containers": {"cna": {"affected": [{"product": "Simple 301 Redirects by BetterLinks", "vendor": "Unknown", "versions": [{"lessThan": "2.0.0*", "status": "affected", "version": "2.0.0", "versionType": "custom"}, {"lessThan": "2.0.4", "status": "affected", "version": "2.0.4", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Chloe Chamberland"}], "descriptions": [{"lang": "en", "value": "A lack of capability checks and insufficient nonce check on the AJAX action in the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, made it possible for authenticated users to install arbitrary plugins on vulnerable sites."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-06-14T13:37:13.000Z", "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668"}], "source": {"discovery": "UNKNOWN"}, "title": "Simple 301 Redirects by BetterLinks - 2.0.0-2.0.3 - Arbitrary Plugin Installation", "x_generator": "WPScan CVE Generator", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "contact@wpscan.com", "ID": "CVE-2021-24354", "STATE": "PUBLIC", "TITLE": "Simple 301 Redirects by BetterLinks - 2.0.0-2.0.3 - Arbitrary Plugin Installation"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Simple 301 Redirects by BetterLinks", "version": {"version_data": [{"version_affected": ">=", "version_name": "2.0.0", "version_value": "2.0.0"}, {"version_affected": "<", "version_name": "2.0.4", "version_value": "2.0.4"}]}}]}, "vendor_name": "Unknown"}]}}, "credit": [{"lang": "eng", "value": "Chloe Chamberland"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A lack of capability checks and insufficient nonce check on the AJAX action in the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, made it possible for authenticated users to install arbitrary plugins on vulnerable sites."}]}, "generator": "WPScan CVE Generator", "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-862 Missing Authorization"}]}]}, "references": {"reference_data": [{"name": "https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/", "refsource": "MISC", "url": "https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/"}, {"name": "https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668", "refsource": "CONFIRM", "url": "https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:28:23.447Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668"}]}]}, "cveMetadata": {"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "assignerShortName": "WPScan", "cveId": "CVE-2021-24354", "datePublished": "2021-06-14T13:37:13.000Z", "dateReserved": "2021-01-14T00:00:00.000Z", "dateUpdated": "2024-08-03T19:28:23.447Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Simple 301 Redirects by BetterLinks", "vendor": "Unknown", "versions": [{"lessThan": "2.0.0*", "status": "affected", "version": "2.0.0", "versionType": "custom"}, {"lessThan": "2.0.4", "status": "affected", "version": "2.0.4", "versionType": "custom"}]}], "source": "contact@wpscan.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wpdeveloper:simple_301_redirects:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "8538C2B0-FF7E-4BE1-B282-594BF6C61C61", "versionEndExcluding": "2.0.4", "versionStartIncluding": "2.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A lack of capability checks and insufficient nonce check on the AJAX action in the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, made it possible for authenticated users to install arbitrary plugins on vulnerable sites."}, {"lang": "es", "value": "Una falta de comprobaci\u00f3n de capacidad y la insuficiente comprobaci\u00f3n de nonce en la acci\u00f3n AJAX en el plugin Simple 301 Redirects by BetterLinks WordPress versiones anteriores a 2.0.4, hace posible a usuarios autenticados instalar plugins arbitrarios en sitios vulnerables"}], "id": "CVE-2021-24354", "lastModified": "2026-06-17T03:39:53.113", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-14T14:15:08.703", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668"}, {"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "contact@wpscan.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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