CVE-2016-0755
Vulnerability from cvelistv5
Published
2016-01-29 20:00
Modified
2024-08-05 22:30
Severity ?
Summary
The ConnectionExists function in lib/url.c in libcurl before 7.47.0 does not properly re-use NTLM-authenticated proxy connections, which might allow remote attackers to authenticate as other users via a request, a similar issue to CVE-2014-0015.
References
secalert@redhat.comhttp://curl.haxx.se/docs/adv_20160127A.htmlVendor Advisory
secalert@redhat.comhttp://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/176546.html
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/177342.html
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/177383.html
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2016-January/176413.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2016-02/msg00031.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2016-02/msg00044.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2016-02/msg00047.html
secalert@redhat.comhttp://packetstormsecurity.com/files/135695/Slackware-Security-Advisory-curl-Updates.html
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3455
secalert@redhat.comhttp://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
secalert@redhat.comhttp://www.securityfocus.com/bid/82307
secalert@redhat.comhttp://www.securitytracker.com/id/1034882
secalert@redhat.comhttp://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.519965
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2882-1
secalert@redhat.comhttps://security.gentoo.org/glsa/201701-47
secalert@redhat.comhttps://support.apple.com/HT207170
af854a3a-2127-422b-91ae-364da2661108http://curl.haxx.se/docs/adv_20160127A.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176546.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177342.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177383.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176413.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-02/msg00031.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-02/msg00044.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-02/msg00047.html
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/135695/Slackware-Security-Advisory-curl-Updates.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3455
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/82307
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1034882
af854a3a-2127-422b-91ae-364da2661108http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.519965
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2882-1
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201701-47
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT207170
Impacted products
Vendor Product Version
Show details on NVD website

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      "id": "CVE-2016-0755",
      "lastModified": "2024-11-21T02:42:18.890",
      "metrics": "{\"cvssMetricV30\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L\", \"baseScore\": 7.3, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"LOW\", \"availabilityImpact\": \"LOW\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.4}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:N/I:P/A:N\", \"baseScore\": 5.0, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 10.0, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false}]}",
      "published": "2016-01-29T20:59:05.653",
      "references": "[{\"url\": \"http://curl.haxx.se/docs/adv_20160127A.html\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176546.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177342.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177383.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176413.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-02/msg00031.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-02/msg00044.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-02/msg00047.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://packetstormsecurity.com/files/135695/Slackware-Security-Advisory-curl-Updates.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.debian.org/security/2016/dsa-3455\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.securityfocus.com/bid/82307\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.securitytracker.com/id/1034882\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.519965\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2882-1\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://security.gentoo.org/glsa/201701-47\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://support.apple.com/HT207170\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://curl.haxx.se/docs/adv_20160127A.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176546.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177342.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177383.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176413.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-02/msg00031.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-02/msg00044.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-02/msg00047.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://packetstormsecurity.com/files/135695/Slackware-Security-Advisory-curl-Updates.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.debian.org/security/2016/dsa-3455\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/82307\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securitytracker.com/id/1034882\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.519965\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2882-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://security.gentoo.org/glsa/201701-47\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://support.apple.com/HT207170\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-287\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2016-0755\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2016-01-29T20:59:05.653\",\"lastModified\":\"2024-11-21T02:42:18.890\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The ConnectionExists function in lib/url.c in libcurl before 7.47.0 does not properly re-use NTLM-authenticated proxy connections, which might allow remote attackers to authenticate as other users via a request, a similar issue to CVE-2014-0015.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n ConnectionExists en lib/url.c en libcurl en versiones anteriores a 7.47.0 no reutiliza correctamente las conexiones proxy autenticadas por NTML, lo que podr\u00eda permitir a atacantes remotos autenticarse como otros usuarios a trav\u00e9s de una petici\u00f3n, un problema similar a CVE-2014-0015.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":3.9,\"impactScore\":3.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:P/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"7.46.0\",\"matchCriteriaId\":\"70B94835-9FDC-4EFE-A37D-9BFCEFA12197\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"B5A6F2F3-4894-4392-8296-3B8DD2679084\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F38D3B7E-8429-473F-BB31-FC3583EE5A5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E88A537F-F4D0-46B9-9E37-965233C2A355\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"}]}]}],\"references\":[{\"url\":\"http://curl.haxx.se/docs/adv_20160127A.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor 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  }
}


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