CVE-2023-48957

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{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-48957", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-03-14T19:42:12.116Z", "dateReserved": "2023-11-20T00:00:00.000Z", "datePublished": "2024-08-25T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-08-25T16:31:30.208Z"}, "descriptions": [{"lang": "en", "value": "PureVPN Linux client 2.0.2-Productions fails to properly handle DNS queries, allowing them to bypass the VPN tunnel and be sent directly to the ISP or default DNS servers."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.rafaybaloch.com/2023/11/Multiple%20Critical-Vulnerabilities-in-PureVPN.html?m=1"}, {"url": "https://latesthackingnews.com/2023/11/13/multiple-vulnerabilities-found-in-purevpn-one-remains-unpatched/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-48957", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-08-26T16:51:13.933235Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:purevpn:purevpn:*:*:*:*:*:macos:*:*"], "vendor": "purevpn", "product": "purevpn", "versions": [{"status": "affected", "version": "2.0.2"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-200", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-26T16:52:40.955Z"}}]}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}, {"affectedData": [{"cpes": ["cpe:2.3:a:purevpn:purevpn:*:*:*:*:*:macos:*:*"], "defaultStatus": "unknown", "product": "purevpn", "vendor": "purevpn", "versions": [{"status": "affected", "version": "2.0.2"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:purevpn:purevpn:2.0.2:*:*:*:*:linux:*:*", "matchCriteriaId": "7D6E5CC1-C133-4168-89D3-C6907F279ED6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "PureVPN Linux client 2.0.2-Productions fails to properly handle DNS queries, allowing them to bypass the VPN tunnel and be sent directly to the ISP or default DNS servers."}, {"lang": "es", "value": "El cliente PureVPN Linux 2.0.2-Productions no maneja adecuadamente las consultas DNS, lo que les permite omitir el t\u00fanel VPN y enviarse directamente al ISP o a los servidores DNS predeterminados."}], "id": "CVE-2023-48957", "lastModified": "2026-06-17T06:35:11.547", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-48957", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-08-26T16:51:13.933235Z", "version": "2.0.3"}}]}, "published": "2024-08-25T17:15:03.553", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://latesthackingnews.com/2023/11/13/multiple-vulnerabilities-found-in-purevpn-one-remains-unpatched/"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.rafaybaloch.com/2023/11/Multiple%20Critical-Vulnerabilities-in-PureVPN.html?m=1"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-200"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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