CVE-2020-28597

{"containers": {"cna": {"affected": [{"product": "Epignosis", "vendor": "n/a", "versions": [{"status": "affected", "version": "Epignosis eFront LMS 5.2.17, Epignosis eFront LMS 5.2.21"}]}], "descriptions": [{"lang": "en", "value": "A predictable seed vulnerability exists in the password reset functionality of Epignosis EfrontPro 5.2.21. By predicting the seed it is possible to generate the correct password reset 1-time token. An attacker can visit the password reset supplying the password reset token to reset the password of an account of their choice."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-337", "description": "CWE-337: Predictable Seed in Pseudo-Random Number Generator (PRNG)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-03-03T17:47:57.000Z", "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "talos-cna@cisco.com", "ID": "CVE-2020-28597", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Epignosis", "version": {"version_data": [{"version_value": "Epignosis eFront LMS 5.2.17, Epignosis eFront LMS 5.2.21"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A predictable seed vulnerability exists in the password reset functionality of Epignosis EfrontPro 5.2.21. By predicting the seed it is possible to generate the correct password reset 1-time token. An attacker can visit the password reset supplying the password reset token to reset the password of an account of their choice."}]}, "impact": {"cvss": {"baseScore": 9.8, "baseSeverity": "Critical", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-337: Predictable Seed in Pseudo-Random Number Generator (PRNG)"}]}]}, "references": {"reference_data": [{"name": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221", "refsource": "MISC", "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T16:40:59.576Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"}]}]}, "cveMetadata": {"assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "assignerShortName": "talos", "cveId": "CVE-2020-28597", "datePublished": "2021-03-03T17:47:57.000Z", "dateReserved": "2020-11-13T00:00:00.000Z", "dateUpdated": "2024-08-04T16:40:59.576Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Epignosis", "vendor": "n/a", "versions": [{"status": "affected", "version": "Epignosis eFront LMS 5.2.17, Epignosis eFront LMS 5.2.21"}]}], "source": "talos-cna@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:epignosishq:efront:5.2.17:*:*:*:pro:*:*:*", "matchCriteriaId": "9785C4D1-6022-40FF-94F9-F1F190AF2DE7", "vulnerable": true}, {"criteria": "cpe:2.3:a:epignosishq:efront:5.2.21:*:*:*:pro:*:*:*", "matchCriteriaId": "57C3D6B8-7A6A-4E4E-B8C7-D1C26A8D6254", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A predictable seed vulnerability exists in the password reset functionality of Epignosis EfrontPro 5.2.21. By predicting the seed it is possible to generate the correct password reset 1-time token. An attacker can visit the password reset supplying the password reset token to reset the password of an account of their choice."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de seed predecible en la funcionalidad password reset de Epignosis EfrontPro versi\u00f3n 5.2.21. Al predecir el seed, es posible generar el token de restablecimiento de contrase\u00f1a correcto 1 vez. Un atacante puede visitar el restablecimiento de contrase\u00f1a proporcionando el token de restablecimiento de contrase\u00f1a para restablecer la contrase\u00f1a de una cuenta de su elecci\u00f3n"}], "id": "CVE-2020-28597", "lastModified": "2026-06-17T03:10:35.503", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "talos-cna@cisco.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-03T18:15:13.720", "references": [{"source": "talos-cna@cisco.com", "tags": ["Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-337"}], "source": "talos-cna@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-335"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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