{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2008-05-19T00:00:00", "descriptions": [{"lang": "en", "value": "The OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass intended access restrictions by using revoked certificates."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-08-07T12:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "30425", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/30425"}, {"name": "stunnel-ocsp-security-bypass(42528)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42528"}, {"name": "FEDORA-2008-4606", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00942.html"}, {"name": "ADV-2008-1569", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2008/1569/references"}, {"name": "30335", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/30335"}, {"name": "31438", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/31438"}, {"name": "FEDORA-2008-4531", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00856.html"}, {"name": "MDVSA-2008:168", "tags": ["vendor-advisory", "x_refsource_MANDRIVA"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:168"}, {"name": "[stunnel-announce] 20080519 stunnel 4.24 released", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000035.html"}, {"name": "FEDORA-2008-4579", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00907.html"}, {"name": "GLSA-200808-08", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "http://security.gentoo.org/glsa/glsa-200808-08.xml"}, {"name": "29309", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/29309"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2008-2420", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass intended access restrictions by using revoked certificates."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "30425", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/30425"}, {"name": "stunnel-ocsp-security-bypass(42528)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42528"}, {"name": "FEDORA-2008-4606", "refsource": "FEDORA", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00942.html"}, {"name": "ADV-2008-1569", "refsource": "VUPEN", "url": "http://www.vupen.com/english/advisories/2008/1569/references"}, {"name": "30335", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/30335"}, {"name": "31438", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/31438"}, {"name": "FEDORA-2008-4531", "refsource": "FEDORA", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00856.html"}, {"name": "MDVSA-2008:168", "refsource": "MANDRIVA", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:168"}, {"name": "[stunnel-announce] 20080519 stunnel 4.24 released", "refsource": "MLIST", "url": "http://stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000035.html"}, {"name": "FEDORA-2008-4579", "refsource": "FEDORA", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00907.html"}, {"name": "GLSA-200808-08", "refsource": "GENTOO", "url": "http://security.gentoo.org/glsa/glsa-200808-08.xml"}, {"name": "29309", "refsource": "BID", "url": "http://www.securityfocus.com/bid/29309"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T08:58:02.605Z"}, "title": "CVE Program Container", "references": [{"name": "30425", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/30425"}, {"name": "stunnel-ocsp-security-bypass(42528)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42528"}, {"name": "FEDORA-2008-4606", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00942.html"}, {"name": "ADV-2008-1569", "tags": ["vdb-entry", "x_refsource_VUPEN", "x_transferred"], "url": "http://www.vupen.com/english/advisories/2008/1569/references"}, {"name": "30335", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/30335"}, {"name": "31438", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/31438"}, {"name": "FEDORA-2008-4531", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00856.html"}, {"name": "MDVSA-2008:168", "tags": ["vendor-advisory", "x_refsource_MANDRIVA", "x_transferred"], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:168"}, {"name": "[stunnel-announce] 20080519 stunnel 4.24 released", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000035.html"}, {"name": "FEDORA-2008-4579", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00907.html"}, {"name": "GLSA-200808-08", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "http://security.gentoo.org/glsa/glsa-200808-08.xml"}, {"name": "29309", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/29309"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2008-2420", "datePublished": "2008-05-23T15:00:00", "dateReserved": "2008-05-23T00:00:00", "dateUpdated": "2024-08-07T08:58:02.605Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:stunnel:stunnel:3.4a:*:*:*:*:*:*:*", "matchCriteriaId": "7D009335-E83C-4B35-ADB0-CBD6B82C0EA3", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.5:*:*:*:*:*:*:*", "matchCriteriaId": "7F4B0933-7D3A-43C9-9E42-FF5DAE94EDEA", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.6:*:*:*:*:*:*:*", "matchCriteriaId": "F317B556-717B-46B9-A81E-63FC61723B72", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.7:*:*:*:*:*:*:*", "matchCriteriaId": "185B6AF8-18E7-4E6A-A7B9-60DFB17F33E2", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.8:*:*:*:*:*:*:*", "matchCriteriaId": "400FE849-D547-44DE-B06F-5B68E5B20E07", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.8p1:*:*:*:*:*:*:*", "matchCriteriaId": "E4AEA6DC-1A98-433F-B916-597395D5914A", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.8p2:*:*:*:*:*:*:*", "matchCriteriaId": "DB24165B-92FD-48BA-94C3-87A922DDC6E2", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.8p3:*:*:*:*:*:*:*", "matchCriteriaId": "B04F4BE4-34DE-4B8A-A1F1-32D12D33A5AC", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.8p4:*:*:*:*:*:*:*", "matchCriteriaId": "A04CF19D-9C30-4433-A5E2-F3949479BE36", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.9:*:*:*:*:*:*:*", "matchCriteriaId": "C236DC35-A2F7-47FB-AD51-17D2A0FD7DA2", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.10:*:*:*:*:*:*:*", "matchCriteriaId": "B256301B-9C6A-4BA6-8318-675C0EF4C316", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.11:*:*:*:*:*:*:*", "matchCriteriaId": "EC33DAEE-8F51-404F-B5C4-B8A30B467E94", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.12:*:*:*:*:*:*:*", "matchCriteriaId": "1FCDC66D-3BF5-4763-8877-38B0D3326E62", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.13:*:*:*:*:*:*:*", "matchCriteriaId": "75772E28-BD93-4981-96FA-CDF41DAF65AF", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.14:*:*:*:*:*:*:*", "matchCriteriaId": "2415230E-4F66-4DDE-9E34-F685E8F4085A", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.15:*:*:*:*:*:*:*", "matchCriteriaId": "5121749D-3E19-4A9B-8C2D-84420A4E289B", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.16:*:*:*:*:*:*:*", "matchCriteriaId": "6E14DE44-69E6-4D0E-AD06-A829AFCDE528", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.17:*:*:*:*:*:*:*", "matchCriteriaId": "3D5B202D-D93D-4E33-BC9F-DA44B727C0B6", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.18:*:*:*:*:*:*:*", "matchCriteriaId": "CCC62D42-832D-4E6E-93D9-E7BA0CBC7799", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.19:*:*:*:*:*:*:*", "matchCriteriaId": "B5D49F98-9A24-464A-8695-58218C14B3DC", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.20:*:*:*:*:*:*:*", "matchCriteriaId": "ADFFE78D-90EC-46C6-B215-2EADD9E0D146", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.21:*:*:*:*:*:*:*", "matchCriteriaId": "6132108C-C344-4ABC-AF40-1925830A6723", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.21a:*:*:*:*:*:*:*", "matchCriteriaId": "8362D330-E286-4534-8560-B4B38E21767F", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.21b:*:*:*:*:*:*:*", "matchCriteriaId": "D0496D60-BE45-45FF-B360-60E59443DB96", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.21c:*:*:*:*:*:*:*", "matchCriteriaId": "DA2EA0D4-05B6-4500-9374-74BBDAB6001F", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.22:*:*:*:*:*:*:*", "matchCriteriaId": "F16BDA03-BFAB-4839-A83A-370865928225", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.23:*:*:*:*:*:*:*", "matchCriteriaId": "CDC6F568-DB15-40BD-906B-A4ED4804C40A", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.24:*:*:*:*:*:*:*", "matchCriteriaId": "EB5A2E06-A98E-409C-9A90-460AF4CCF101", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.25:*:*:*:*:*:*:*", "matchCriteriaId": "9DF66986-248A-4EE8-B60F-182C774A4066", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:3.26:*:*:*:*:*:*:*", "matchCriteriaId": "BB8991F3-A5F5-41EE-8809-31E09BAC4DCB", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.00:*:*:*:*:*:*:*", "matchCriteriaId": "CD371A76-9729-487E-AA15-775FFEBE3473", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.01:*:*:*:*:*:*:*", "matchCriteriaId": "C7B30722-13DD-41C5-9CFA-0719B351CF46", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.02:*:*:*:*:*:*:*", "matchCriteriaId": "722BA04D-BA9B-427C-B129-06EFEC3F2859", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.03:*:*:*:*:*:*:*", "matchCriteriaId": "2891FF7D-E62E-47F4-8873-1E4066247348", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.04:*:*:*:*:*:*:*", "matchCriteriaId": "6A129110-60C1-46FC-9817-6E3802ADB389", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.05:*:*:*:*:*:*:*", "matchCriteriaId": "AF52167B-1109-4E02-A02F-17465F4C47FD", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.06:*:*:*:*:*:*:*", "matchCriteriaId": "61536049-1C52-42E2-96DC-E5FF88BCC850", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.07:*:*:*:*:*:*:*", "matchCriteriaId": "AE0EE4B5-C9D3-4DF1-B7B7-377B281FA313", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.08:*:*:*:*:*:*:*", "matchCriteriaId": "2811F3BC-03F8-4781-8D01-BAAE1BDE8895", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.09:*:*:*:*:*:*:*", "matchCriteriaId": "82C4D865-9641-4E28-935C-BDCBDB9C2CEB", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.10:*:*:*:*:*:*:*", "matchCriteriaId": "2BF1DADF-BD26-41CF-BFA3-3C2928CDF9F7", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.11:*:*:*:*:*:*:*", "matchCriteriaId": "75CF8185-A8FC-4EEE-B937-34924834AB43", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.12:*:*:*:*:*:*:*", "matchCriteriaId": "A1561B7D-78BC-4910-85F4-113E84B97B3D", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.13:*:*:*:*:*:*:*", "matchCriteriaId": "63DDF225-57D2-40E5-9BCA-672FBB3E2A6C", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.14:*:*:*:*:*:*:*", "matchCriteriaId": "04043E99-5F67-4FE9-89FC-695B981FBD5D", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.15:*:*:*:*:*:*:*", "matchCriteriaId": "FD11753B-1993-4DE5-B172-AF4839B5620E", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.16:*:*:*:*:*:*:*", "matchCriteriaId": "711059F5-ACB3-4D2A-931F-BA1C4422FC8E", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.17:*:*:*:*:*:*:*", "matchCriteriaId": "5DDB6C42-0837-462B-BE2B-11A81B43C590", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.18:*:*:*:*:*:*:*", "matchCriteriaId": "5EEAAF27-156A-40FF-ADBF-79D851E744AF", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.19:*:*:*:*:*:*:*", "matchCriteriaId": "EB202677-DDC6-42D1-9A90-CD4A79198553", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.20:*:*:*:*:*:*:*", "matchCriteriaId": "F2C3EF02-B456-4506-94E8-5C41CB4FF69B", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.21:*:*:*:*:*:*:*", "matchCriteriaId": "B07502AA-E3E7-4143-B194-7C366CEA4A28", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.22:*:*:*:*:*:*:*", "matchCriteriaId": "97C554E8-62F4-4C73-821D-AB93D8EE841C", "vulnerable": true}, {"criteria": "cpe:2.3:a:stunnel:stunnel:4.23:*:*:*:*:*:*:*", "matchCriteriaId": "061A0C84-B26C-4ED6-9771-8B7D29DB7053", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass intended access restrictions by using revoked certificates."}, {"lang": "es", "value": "Vulnerabilidad en la funcionalidad OCSP en stunnel anteriores a 4.24 no busca de forma adecuada la lista de revocaci\u00f3n de certificado (CRL), que permite a atacantes remotos intentar saltarse las restricciones de acceso utilizando certificados revocados.\r\n"}], "id": "CVE-2008-2420", "lastModified": "2017-08-08T01:31:01.950", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": true, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2008-05-23T15:32:00.000", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/30335"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/30425"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/31438"}, {"source": "cve@mitre.org", "url": "http://security.gentoo.org/glsa/glsa-200808-08.xml"}, {"source": "cve@mitre.org", "url": "http://stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000035.html"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:168"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://www.securityfocus.com/bid/29309"}, {"source": "cve@mitre.org", "url": "http://www.vupen.com/english/advisories/2008/1569/references"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42528"}, {"source": "cve@mitre.org", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00856.html"}, {"source": "cve@mitre.org", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00907.html"}, {"source": "cve@mitre.org", "url": "https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00942.html"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "Not vulnerable. OCSP protocol support was only implemented in upstream stunnel version 4.16. Therefore OCSP protocol is not available in the versions of stunnel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.\n\n", "lastModified": "2008-05-26T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "stunnel: incorrect CRL verification using OCSP protocol", "id": "448290", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=448290"}, "csaw": false, "details": ["The OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass intended access restrictions by using revoked certificates."], "name": "CVE-2008-2420", "public_date": "2008-05-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2008-2420\nhttps://nvd.nist.gov/vuln/detail/CVE-2008-2420"], "statement": "Not vulnerable. OCSP protocol support was only implemented in upstream stunnel version 4.16. Therefore OCSP protocol is not available in the versions of stunnel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.", "threat_severity": "Moderate"}