{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2009-01-07T00:00:00", "descriptions": [{"lang": "en", "value": "NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-10-11T19:57:01", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://support.apple.com/kb/HT3549"}, {"name": "20090107 [oCERT-2008-016] Multiple OpenSSL signature verification API misuses", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "http://www.securityfocus.com/archive/1/499827/100/0/threaded"}, {"name": "1021533", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1021533"}, {"name": "[announce] 20090108 NTP 4.2.4p6 Released", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.ntp.org/pipermail/announce/2009-January/000055.html"}, {"name": "34642", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/34642"}, {"name": "RHSA-2009:0046", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://www.redhat.com/support/errata/RHSA-2009-0046.html"}, {"name": "35074", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/35074"}, {"name": "APPLE-SA-2009-05-12", "tags": ["vendor-advisory", "x_refsource_APPLE"], "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html"}, {"name": "33558", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/33558"}, {"name": "SUSE-SR:2009:005", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html"}, {"tags": ["x_refsource_MISC"], "url": "http://www.ocert.org/advisories/ocert-2008-016.html"}, {"name": "SSA:2009-014-03", "tags": ["vendor-advisory", "x_refsource_SLACKWARE"], "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177"}, {"name": "SUSE-SR:2009:008", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html"}, {"name": "33648", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/33648"}, {"name": "33406", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/33406"}, {"name": "TA09-133A", "tags": ["third-party-advisory", "x_refsource_CERT"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html"}, {"name": "oval:org.mitre.oval:def:10035", "tags": ["vdb-entry", "signature", "x_refsource_OVAL"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10035"}, {"name": "ADV-2009-1297", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2009/1297"}, {"name": "ADV-2009-0042", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2009/0042"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T04:17:10.427Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://support.apple.com/kb/HT3549"}, {"name": "20090107 [oCERT-2008-016] Multiple OpenSSL signature verification API misuses", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "http://www.securityfocus.com/archive/1/499827/100/0/threaded"}, {"name": "1021533", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id?1021533"}, {"name": "[announce] 20090108 NTP 4.2.4p6 Released", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.ntp.org/pipermail/announce/2009-January/000055.html"}, {"name": "34642", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/34642"}, {"name": "RHSA-2009:0046", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://www.redhat.com/support/errata/RHSA-2009-0046.html"}, {"name": "35074", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/35074"}, {"name": "APPLE-SA-2009-05-12", "tags": ["vendor-advisory", "x_refsource_APPLE", "x_transferred"], "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html"}, {"name": "33558", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/33558"}, {"name": "SUSE-SR:2009:005", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://www.ocert.org/advisories/ocert-2008-016.html"}, {"name": "SSA:2009-014-03", "tags": ["vendor-advisory", "x_refsource_SLACKWARE", "x_transferred"], "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177"}, {"name": "SUSE-SR:2009:008", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html"}, {"name": "33648", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/33648"}, {"name": "33406", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/33406"}, {"name": "TA09-133A", "tags": ["third-party-advisory", "x_refsource_CERT", "x_transferred"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html"}, {"name": "oval:org.mitre.oval:def:10035", "tags": ["vdb-entry", "signature", "x_refsource_OVAL", "x_transferred"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10035"}, {"name": "ADV-2009-1297", "tags": ["vdb-entry", "x_refsource_VUPEN", "x_transferred"], "url": "http://www.vupen.com/english/advisories/2009/1297"}, {"name": "ADV-2009-0042", "tags": ["vdb-entry", "x_refsource_VUPEN", "x_transferred"], "url": "http://www.vupen.com/english/advisories/2009/0042"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2009-0021", "datePublished": "2009-01-07T17:00:00", "dateReserved": "2008-12-15T00:00:00", "dateUpdated": "2024-08-07T04:17:10.427Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*", "matchCriteriaId": "94D9BEE4-25C2-4147-B075-50F46113F59E", "versionEndIncluding": "4.2.4p4", "vulnerable": true}, {"criteria": "cpe:2.3:a:ntp:ntp:4.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "088BFFA4-1AAB-4699-9793-F731A81B296A", "vulnerable": true}, {"criteria": "cpe:2.3:a:ntp:ntp:4.2.2:*:*:*:*:*:*:*", "matchCriteriaId": "B3475779-383A-4128-9145-474EC08030FE", "vulnerable": true}, {"criteria": "cpe:2.3:a:ntp:ntp:4.2.4p1:*:*:*:*:*:*:*", "matchCriteriaId": "B980A178-2958-4B36-8AD8-3932B12C5A72", "vulnerable": true}, {"criteria": "cpe:2.3:a:ntp:ntp:4.2.4p2:*:*:*:*:*:*:*", "matchCriteriaId": "5D65210A-F80E-4019-91DA-49838369E03F", "vulnerable": true}, {"criteria": "cpe:2.3:a:ntp:ntp:4.2.4p3:*:*:*:*:*:*:*", "matchCriteriaId": "29FAB224-3493-4273-A655-10BE44F5B5BE", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077."}, {"lang": "es", "value": "NTP versiones 4.2.4 anteriores a 4.2.4p5 y versiones 4.2.5 anteriores a 4.2.5p150, no comprueba apropiadamente el valor devuelto de la funci\u00f3n EVP_VerifyFinal de OpenSSL, que permite a los atacantes remotos omitir la comprobaci\u00f3n de la cadena de certificados por medio de una firma de SSL/TLS malformada para las claves DSA y ECDSA, una vulnerabilidad similar a CVE-2008-5077."}], "evaluatorComment": "Note that versions 4.2.5 before 4.2.5p150 are development versions and not production versions. Development versions are not included in the CPE configuration for CVEs.", "id": "CVE-2009-0021", "lastModified": "2024-11-21T00:58:53.137", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "[email protected]", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-01-07T17:30:00.360", "references": [{"source": "[email protected]", "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html"}, {"source": "[email protected]", "url": "http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html"}, {"source": "[email protected]", "url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/33406"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/33558"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/33648"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/34642"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/35074"}, {"source": "[email protected]", "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177"}, {"source": "[email protected]", "url": "http://support.apple.com/kb/HT3549"}, {"source": "[email protected]", "url": "http://www.ocert.org/advisories/ocert-2008-016.html"}, {"source": "[email protected]", "url": "http://www.redhat.com/support/errata/RHSA-2009-0046.html"}, {"source": "[email protected]", "url": "http://www.securityfocus.com/archive/1/499827/100/0/threaded"}, {"source": "[email protected]", "url": "http://www.securitytracker.com/id?1021533"}, {"source": "[email protected]", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/0042"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/1297"}, {"source": "[email protected]", "url": "https://lists.ntp.org/pipermail/announce/2009-January/000055.html"}, {"source": "[email protected]", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10035"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/33406"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/33558"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/33648"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/34642"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/35074"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.531177"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.apple.com/kb/HT3549"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ocert.org/advisories/ocert-2008-016.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2009-0046.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/499827/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1021533"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/0042"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/1297"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.ntp.org/pipermail/announce/2009-January/000055.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10035"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "[email protected]", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2009:0046", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "ntp-0:4.2.0.a.20040617-8.el4_7.1", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2009-01-29T00:00:00Z"}, {"advisory": "RHSA-2009:0046", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "ntp-0:4.2.2p1-9.el5_3.1", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2009-01-29T00:00:00Z"}], "bugzilla": {"description": "ntp incorrectly checks for malformed signatures", "id": "476807", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=476807"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "status": "verified"}, "details": ["NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077."], "name": "CVE-2009-0021", "public_date": "2009-01-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-0021\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-0021"], "threat_severity": "Moderate"}