CVE-2020-1755

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{"affected": [{"affectedData": [{"product": "Moodle", "vendor": "n/a", "versions": [{"status": "affected", "version": "3.8 to 3.8.1, 3.7 to 3.7.4, 3.6 to 3.6.8, 3.5 to 3.5.10 and earlier unsupported versions"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "EB8B1DEA-6709-42F2-AA76-4B4A05728923", "versionEndExcluding": "3.5.11", "versionStartIncluding": "3.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "05055E7F-8F64-4FBF-94E1-51A91B1614AB", "versionEndExcluding": "3.6.9", "versionStartIncluding": "3.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "881876E5-5C59-449E-8109-975EFCA9F722", "versionEndExcluding": "3.7.5", "versionStartIncluding": "3.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "matchCriteriaId": "73FFEE96-020A-4190-A101-F6EC2DC8A597", "versionEndExcluding": "3.8.2", "versionStartIncluding": "3.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, X-Forwarded-For headers could be used to spoof a user's IP, in order to bypass remote address checks."}, {"lang": "es", "value": "En Moodle versiones anteriores a 3.8.2, 3.7.5, 3.6.9 y 3.5.11, los encabezados X-Forwarded-For pod\u00edan usarse para falsificar la IP de un usuario, con el fin de omitir las comprobaciones de direcciones remotas."}], "id": "CVE-2020-1755", "lastModified": "2026-06-17T03:02:20.367", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-16T21:15:09.587", "references": [{"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://moodle.org/mod/forum/discuss.php?d=398351"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://moodle.org/mod/forum/discuss.php?d=398351"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-345"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-345"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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