CVE-2015-5600

{"id": "CVE-2015-5600", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 8.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 7.8, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2015-08-03T01:59:03.950", "references": [{"url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/auth2-chall.c", "source": "cve@mitre.org"}, {"url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/auth2-chall.c.diff?r1=1.42&r2=1.43&f=h", "source": "cve@mitre.org"}, {"url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10697", "source": "cve@mitre.org"}, {"url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162955.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html", "source": "cve@mitre.org"}, {"url": "http://openwall.com/lists/oss-security/2015/07/23/4", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2016-0466.html", "source": "cve@mitre.org"}, {"url": "http://seclists.org/fulldisclosure/2015/Jul/92", "tags": ["Exploit"], "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html", "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html", "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html", "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html", "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/75990", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/91787", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/92012", "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1032988", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2710-1", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2710-2", "source": "cve@mitre.org"}, {"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf", "source": "cve@mitre.org"}, {"url": "https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04952480", "source": "cve@mitre.org"}, {"url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05128992", "source": "cve@mitre.org"}, {"url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05157667", "source": "cve@mitre.org"}, {"url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10136", "source": "cve@mitre.org"}, {"url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10157", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201512-04", "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20151106-0001/", "source": "cve@mitre.org"}, {"url": "https://support.apple.com/kb/HT205031", "source": "cve@mitre.org"}, {"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/1174-security-advisory-12", "source": "cve@mitre.org"}, {"url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/auth2-chall.c", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/auth2-chall.c.diff?r1=1.42&r2=1.43&f=h", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10697", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162955.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://openwall.com/lists/oss-security/2015/07/23/4", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://rhn.redhat.com/errata/RHSA-2016-0466.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://seclists.org/fulldisclosure/2015/Jul/92", "tags": ["Exploit"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/75990", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/91787", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/92012", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1032988", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2710-1", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2710-2", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04952480", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05128992", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05157667", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10136", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10157", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/201512-04", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20151106-0001/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://support.apple.com/kb/HT205031", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/1174-security-advisory-12", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The kbdint_next_device function in auth2-chall.c in sshd in OpenSSH through 6.9 does not properly restrict the processing of keyboard-interactive devices within a single connection, which makes it easier for remote attackers to conduct brute-force attacks or cause a denial of service (CPU consumption) via a long and duplicative list in the ssh -oKbdInteractiveDevices option, as demonstrated by a modified client that provides a different password for each pam element on this list."}, {"lang": "es", "value": "Vulnerabilidad en la funci\u00f3n kbdint_next_device en auth2-chall.c en sshd en OpenSSH hasta la versi\u00f3n 6.9, no restringe correctamente el procesamiento de dispositivos de teclado interactivo con una \u00fanica conexi\u00f3n, lo cual facilita a atacantes remotos ejecutar un ataque de fuerza bruta o causar una denegaci\u00f3n de servicio (mediante el consumo de la CPU) a trav\u00e9s de una lista larga y redundante en la opci\u00f3n ssh -oKbdInteractiveDevices, seg\u00fan lo demostrado por una modificaci\u00f3n en el cliente que provee una contrase\u00f1a diferente para cada uno de los elementos pam de la lista."}], "lastModified": "2024-11-21T02:33:22.290", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "27C9A807-7740-4D75-9B01-91ED53D14C40", "versionEndIncluding": "6.9"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}