{ "id": "CVE-2020-27783", "sourceIdentifier": "secalert@redhat.com", "published": "2020-12-03T17:15:13.177", "lastModified": "2022-08-06T03:49:31.017", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A XSS vulnerability was discovered in python-lxml's clean module. The module's parser didn't properly imitate browsers, which caused different behaviors between the sanitizer and the user's page. A remote attacker could exploit this flaw to run arbitrary HTML/JS code." }, { "lang": "es", "value": "Se detect\u00f3 una vulnerabilidad de tipo XSS en el m\u00f3dulo de limpieza de python-lxml. El analizador del m\u00f3dulo no imitaba apropiadamente los navegadores, lo que causaba comportamientos diferentes entre el sanitizador y la p\u00e1gina del usuario. Un atacante remoto podr\u00eda explotar este fallo para ejecutar c\u00f3digo HTML/JS arbitrario" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.8, "impactScore": 2.7 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE", "baseScore": 4.3 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "secalert@redhat.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-79" } ] }, { "source": "nvd@nist.gov", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-79" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:lxml:lxml:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.2", "versionEndExcluding": "4.6.2", "matchCriteriaId": "E38D76A8-089A-4CE3-93FA-97F5E30D9C18" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:*", "matchCriteriaId": "749804DA-4B27-492A-9ABA-6BB562A6B3AC" }, { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252" }, { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956" }, { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*", "matchCriteriaId": "BDFB1169-41A0-4A86-8E4F-FDA9730B1E94" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:oracle:communications_offline_mediation_controller:12.0.0.3.0:*:*:*:*:*:*:*", "matchCriteriaId": "49ACFC73-A509-4D1C-8FC3-F68F495AB055" }, { "vulnerable": true, "criteria": "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*", "matchCriteriaId": "D3E503FB-6279-4D4A-91D8-E237ECF9D2B0" } ] } ] } ], "references": [ { "url": "https://advisory.checkmarx.net/advisory/CX-2020-4286", "source": "secalert@redhat.com", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901633", "source": "secalert@redhat.com", "tags": [ "Exploit", "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00028.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JKG67GPGTV23KADT4D4GK4RMHSO4CIQL/", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMHVKRUT22LVWNL3TB7HPSDHJT74Q3JK/", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20210521-0003/", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.debian.org/security/2020/dsa-4810", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.oracle.com//security-alerts/cpujul2021.html", "source": "secalert@redhat.com", "tags": [ "Patch", "Third Party Advisory" ] } ] }