CVE-2016-9594 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00905.

Key SSVC decision points have not yet been added.

Vendors	Products
Haxx	Curl

Configuration 1 [-]

cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2016-10398	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://www.securityfocus.com/bid/95094
http://www.securitytracker.com/id/1037528
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9594
https://curl.haxx.se/docs/adv_20161223.html
https://nvd.nist.gov/vuln/detail/CVE-2016-9594
https://security.gentoo.org/glsa/201701-47
https://www.cve.org/CVERecord?id=CVE-2016-9594
https://www.tenable.com/security/tns-2017-04

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2018-04-23T19:00:00

Updated: 2024-08-06T02:59:02.701Z

Reserved: 2016-11-23T00:00:00

Link: CVE-2016-9594

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-04-23T19:29:00.233

Modified: 2024-11-21T03:01:28.530

Link: CVE-2016-9594

Redhat

Severity : Moderate

Publid Date: 2016-12-23T00:00:00Z

Links: CVE-2016-9594 - Bugzilla

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "curl", "vendor": "unspecified", "versions": [{"status": "affected", "version": "curl 7.52.1"}]}], "datePublic": "2016-12-23T00:00:00", "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", "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"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2016-9594", "datePublished": "2018-04-23T19:00:00", "dateReserved": "2016-11-23T00:00:00", "dateUpdated": "2024-08-06T02:59:02.701Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"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"}]}], "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": "2024-11-21T03:01:28.530", "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"}]}, "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"}