CVE-2021-24857

{"containers": {"cna": {"affected": [{"product": "ToTop Link", "vendor": "Unknown", "versions": [{"lessThanOrEqual": "1.7.1", "status": "affected", "version": "1.7.1", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Muhammed Kara"}], "descriptions": [{"lang": "en", "value": "The ToTop Link WordPress plugin through 1.7.1 passes base64 encoded user input to the unserialize() PHP function, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadget chain."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-12-13T10:41:09.000Z", "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://wpscan.com/vulnerability/518204d8-fbf5-4bfa-9db5-835f908f8d8e"}], "source": {"discovery": "EXTERNAL"}, "title": "ToTop Link <= 1.7.1 - Unauthenticated PHP Object Injection", "x_generator": "WPScan CVE Generator", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "contact@wpscan.com", "ID": "CVE-2021-24857", "STATE": "PUBLIC", "TITLE": "ToTop Link <= 1.7.1 - Unauthenticated PHP Object Injection"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ToTop Link", "version": {"version_data": [{"version_affected": "<=", "version_name": "1.7.1", "version_value": "1.7.1"}]}}]}, "vendor_name": "Unknown"}]}}, "credit": [{"lang": "eng", "value": "Muhammed Kara"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The ToTop Link WordPress plugin through 1.7.1 passes base64 encoded user input to the unserialize() PHP function, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadget chain."}]}, "generator": "WPScan CVE Generator", "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-502 Deserialization of Untrusted Data"}]}]}, "references": {"reference_data": [{"name": "https://wpscan.com/vulnerability/518204d8-fbf5-4bfa-9db5-835f908f8d8e", "refsource": "MISC", "url": "https://wpscan.com/vulnerability/518204d8-fbf5-4bfa-9db5-835f908f8d8e"}]}, "source": {"discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:42:17.347Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wpscan.com/vulnerability/518204d8-fbf5-4bfa-9db5-835f908f8d8e"}]}]}, "cveMetadata": {"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "assignerShortName": "WPScan", "cveId": "CVE-2021-24857", "datePublished": "2021-12-13T10:41:09.000Z", "dateReserved": "2021-01-14T00:00:00.000Z", "dateUpdated": "2024-08-03T19:42:17.347Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "ToTop Link", "vendor": "Unknown", "versions": [{"lessThanOrEqual": "1.7.1", "status": "affected", "version": "1.7.1", "versionType": "custom"}]}], "source": "contact@wpscan.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nocean:totop_link:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "048C2EC2-6535-4600-950C-BC631A34161A", "versionEndIncluding": "1.7.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The ToTop Link WordPress plugin through 1.7.1 passes base64 encoded user input to the unserialize() PHP function, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadget chain."}, {"lang": "es", "value": "El plugin ToTop Link de WordPress versiones hasta 1.7.1, pasa la entrada del usuario codificada en base64 a la funci\u00f3n PHP unserialize(), lo que podr\u00eda conllevar a una inyecci\u00f3n de objetos PHP si un plugin instalado en el blog presenta una cadena de gadgets apropiada"}], "id": "CVE-2021-24857", "lastModified": "2026-06-17T03:41:01.490", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "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": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-13T11:15:09.117", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/518204d8-fbf5-4bfa-9db5-835f908f8d8e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/518204d8-fbf5-4bfa-9db5-835f908f8d8e"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "contact@wpscan.com", "type": "Secondary"}]}

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