CVE-2016-9594

{"containers": {"cna": {"affected": [{"product": "curl", "vendor": "unspecified", "versions": [{"status": "affected", "version": "curl 7.52.1"}]}], "datePublic": "2016-12-23T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-665", "description": "CWE-665", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2018-04-24T19:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "95094", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/95094"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://curl.haxx.se/docs/adv_20161223.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://www.tenable.com/security/tns-2017-04"}, {"name": "1037528", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1037528"}, {"name": "GLSA-201701-47", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "https://security.gentoo.org/glsa/201701-47"}, {"tags": ["x_refsource_MISC"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secalert@redhat.com", "ID": "CVE-2016-9594", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "curl", "version": {"version_data": [{"version_value": "curl 7.52.1"}]}}]}, "vendor_name": ""}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable."}]}, "impact": {"cvss": [[{"vectorString": "6.5/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.0"}], [{"vectorString": "4.3/AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}]]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-665"}]}]}, "references": {"reference_data": [{"name": "95094", "refsource": "BID", "url": "http://www.securityfocus.com/bid/95094"}, {"name": "https://curl.haxx.se/docs/adv_20161223.html", "refsource": "CONFIRM", "url": "https://curl.haxx.se/docs/adv_20161223.html"}, {"name": "https://www.tenable.com/security/tns-2017-04", "refsource": "CONFIRM", "url": "https://www.tenable.com/security/tns-2017-04"}, {"name": "1037528", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1037528"}, {"name": "GLSA-201701-47", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201701-47"}, {"name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T02:59:02.701Z"}, "title": "CVE Program Container", "references": [{"name": "95094", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/95094"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://curl.haxx.se/docs/adv_20161223.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.tenable.com/security/tns-2017-04"}, {"name": "1037528", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1037528"}, {"name": "GLSA-201701-47", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/201701-47"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-15T21:03:12.410748Z", "id": "CVE-2016-9594", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-15T21:03:18.894Z"}}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2016-9594", "datePublished": "2018-04-23T19:00:00.000Z", "dateReserved": "2016-11-23T00:00:00.000Z", "dateUpdated": "2026-04-15T21:03:18.894Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.securityfocus.com/bid/95094", "name": "95094", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"]}, {"url": "https://curl.haxx.se/docs/adv_20161223.html", "tags": ["x_refsource_CONFIRM", "x_transferred"]}, {"url": "https://www.tenable.com/security/tns-2017-04", "tags": ["x_refsource_CONFIRM", "x_transferred"]}, {"url": "http://www.securitytracker.com/id/1037528", "name": "1037528", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"]}, {"url": "https://security.gentoo.org/glsa/201701-47", "name": "GLSA-201701-47", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T02:59:02.701Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2016-9594", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-15T21:03:12.410748Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-15T21:03:16.050Z"}}], "cna": {"metrics": [{"cvssV3_0": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}], "affected": [{"vendor": "unspecified", "product": "curl", "versions": [{"status": "affected", "version": "curl 7.52.1"}]}], "datePublic": "2016-12-23T00:00:00.000Z", "references": [{"url": "http://www.securityfocus.com/bid/95094", "name": "95094", "tags": ["vdb-entry", "x_refsource_BID"]}, {"url": "https://curl.haxx.se/docs/adv_20161223.html", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://www.tenable.com/security/tns-2017-04", "tags": ["x_refsource_CONFIRM"]}, {"url": "http://www.securitytracker.com/id/1037528", "name": "1037528", "tags": ["vdb-entry", "x_refsource_SECTRACK"]}, {"url": "https://security.gentoo.org/glsa/201701-47", "name": "GLSA-201701-47", "tags": ["vendor-advisory", "x_refsource_GENTOO"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-665", "description": "CWE-665"}]}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2018-04-24T19:57:01.000Z"}, "x_legacyV4Record": {"impact": {"cvss": [[{"version": "3.0", "vectorString": "6.5/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}], [{"version": "2.0", "vectorString": "4.3/AV:N/AC:M/Au:N/C:N/I:P/A:N"}]]}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "curl 7.52.1"}]}, "product_name": "curl"}]}, "vendor_name": ""}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "http://www.securityfocus.com/bid/95094", "name": "95094", "refsource": "BID"}, {"url": "https://curl.haxx.se/docs/adv_20161223.html", "name": "https://curl.haxx.se/docs/adv_20161223.html", "refsource": "CONFIRM"}, {"url": "https://www.tenable.com/security/tns-2017-04", "name": "https://www.tenable.com/security/tns-2017-04", "refsource": "CONFIRM"}, {"url": "http://www.securitytracker.com/id/1037528", "name": "1037528", "refsource": "SECTRACK"}, {"url": "https://security.gentoo.org/glsa/201701-47", "name": "GLSA-201701-47", "refsource": "GENTOO"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-665"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-9594", "STATE": "PUBLIC", "ASSIGNER": "secalert@redhat.com"}}}}, "cveMetadata": {"cveId": "CVE-2016-9594", "state": "PUBLISHED", "dateUpdated": "2026-04-15T21:03:18.894Z", "dateReserved": "2016-11-23T00:00:00.000Z", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "datePublished": "2018-04-23T19:00:00.000Z", "assignerShortName": "redhat"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "curl", "vendor": "unspecified", "versions": [{"status": "affected", "version": "curl 7.52.1"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*", "matchCriteriaId": "0B245E81-9DB9-47E6-8790-9F151657A882", "versionEndExcluding": "7.52.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable."}, {"lang": "es", "value": "curl, en versiones anteriores a la 7.52.1, es vulnerable a un valor aleatorio no inicializado en la funci\u00f3n interna de libcurl que devuelve un valor aleatorio bueno de 32 bits. Tener un valor aleatorio d\u00e9bil o virtualmente inexistente hace que las operaciones que lo usan sean vulnerables."}], "id": "CVE-2016-9594", "lastModified": "2026-06-17T00:56:18.483", "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": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "secalert@redhat.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2016-9594", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-04-15T21:03:12.410748Z", "version": "2.0.3"}}]}, "published": "2018-04-23T19:29:00.233", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/95094"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037528"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://curl.haxx.se/docs/adv_20161223.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201701-47"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://www.tenable.com/security/tns-2017-04"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/95094"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037528"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://curl.haxx.se/docs/adv_20161223.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201701-47"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.tenable.com/security/tns-2017-04"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-665"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-665"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "This issue was discovered by Kamil Dudka (Red Hat).", "bugzilla": {"description": "curl: Unitialized random", "id": "1408385", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1408385"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "status": "draft"}, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-665", "details": ["curl before version 7.52.1 is vulnerable to an uninitialized random in libcurl's internal function that returns a good 32bit random value. Having a weak or virtually non-existent random value makes the operations that use it vulnerable."], "name": "CVE-2016-9594", "package_state": [{"cpe": "cpe:/a:redhat:rhel_dotnet:1.0", "fix_state": "Not affected", "package_name": "rh-dotnetcore10-curl", "product_name": ".NET Core 1.0 on Red Hat Enterprise Linux"}, {"cpe": "cpe:/a:redhat:rhel_dotnet:1.1", "fix_state": "Not affected", "package_name": "rh-dotnetcore11-curl", "product_name": ".NET Core 1.1 on Red Hat Enterprise Linux"}, {"cpe": "cpe:/a:redhat:rhel_dotnet:2.0", "fix_state": "Not affected", "package_name": "rh-dotnet20-curl", "product_name": ".NET Core 2.0 on Red Hat Enterprise Linux"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "curl", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "curl", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "curl", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_linux:7::hypervisor", "fix_state": "Not affected", "package_name": "mingw-virt-viewer", "product_name": "Red Hat Enterprise Virtualization 3"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Not affected", "package_name": "curl", "product_name": "Red Hat JBoss Enterprise Web Server 3"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "httpd24-curl", "product_name": "Red Hat Software Collections"}], "public_date": "2016-12-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-9594\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-9594\nhttps://curl.haxx.se/docs/adv_20161223.html"], "threat_severity": "Moderate"}

{}