CVE-2015-3223

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"E6C0ACB4-F266-4118-AB53-4419D49243C7", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "72C395C0-160C-4D8A-A3B6-7E30DD8721EE", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.2.2:*:*:*:*:*:*:*", "matchCriteriaId": "B17EC5DF-2F00-479B-9775-45DA569BCED3", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.2.3:*:*:*:*:*:*:*", "matchCriteriaId": "0CC31CBA-10A4-417C-A381-2BB7A68CE0D3", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.2.4:*:*:*:*:*:*:*", "matchCriteriaId": "65D07800-4CCD-4B98-8D41-778295D1A3A8", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.2.5:*:*:*:*:*:*:*", "matchCriteriaId": "C1C4D3BA-781F-4C96-9234-73DB1593C7E6", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.2.6:*:*:*:*:*:*:*", "matchCriteriaId": "4AACDFB6-841E-42A5-AA8D-58E8A38D11D7", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.3.0:*:*:*:*:*:*:*", "matchCriteriaId": "F8643B45-1CE3-492F-BD82-65801F6C6FFA", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.3.1:*:*:*:*:*:*:*", "matchCriteriaId": "7F009D18-204C-4E6D-9827-9FBA9A4FFBA8", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:4.3.2:*:*:*:*:*:*:*", "matchCriteriaId": "158DC9D2-2264-48B6-9116-CE6F0138D7C4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets."}, {"lang": "es", "value": "La funci\u00f3n ldb_wildcard_compare en ldb_match.c en ldb en versiones anteriores a 1.1.24, como se utiliza en el servidor AD LDAP en Samba 4.x en versiones anteriores a 4.1.22, 4.2.x en versiones anteriores a 4.2.7 y 4.3.x en versiones anteriores a 4.3.3, no maneja correctamente valores cero, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de paquetes manipulados."}], "id": "CVE-2015-3223", "lastModified": "2026-06-17T00:25:34.170", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2015-12-29T22:59:00.247", "references": [{"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html"}, {"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2016/dsa-3433"}, {"source": "secalert@redhat.com", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"}, {"source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/79731"}, {"source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id/1034493"}, {"source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/USN-2855-1"}, {"source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/USN-2855-2"}, {"source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/USN-2856-1"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1290287"}, {"source": "secalert@redhat.com", "url": "https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=aa6c27148b9d3f8c1e4fdd5dd46bfecbbd0ca465"}, {"source": "secalert@redhat.com", "url": "https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=ec504dbf69636a554add1f3d5703dd6c3ad450b8"}, {"source": "secalert@redhat.com", "url": "https://security.gentoo.org/glsa/201612-47"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://www.samba.org/samba/security/CVE-2015-3223.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2016/dsa-3433"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/79731"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1034493"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2855-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2855-2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2856-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1290287"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=aa6c27148b9d3f8c1e4fdd5dd46bfecbbd0ca465"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=ec504dbf69636a554add1f3d5703dd6c3ad450b8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201612-47"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.samba.org/samba/security/CVE-2015-3223.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-189"}, {"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Samba project for reporting this issue. Upstream acknowledges Thilo Uttendorfer as the original reporter.", "affected_release": [{"advisory": "RHSA-2016:0009", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "libldb-0:1.1.13-3.el6_7.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2016-01-08T00:00:00Z"}, {"advisory": "RHSA-2016:0009", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "libldb-0:1.1.20-1.el7_2.2", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-01-08T00:00:00Z"}, {"advisory": "RHSA-2016:0014", "cpe": "cpe:/a:redhat:storage:3.1:server:el6", "package": "libldb-0:1.1.20-3.el6rhs", "product_name": "Red Hat Gluster Storage 3.1 for RHEL 6", "release_date": "2016-01-08T00:00:00Z"}, {"advisory": "RHSA-2016:0014", "cpe": "cpe:/a:redhat:storage:3.1:samba:el7", "package": "libldb-0:1.1.20-3.el7rhgs", "product_name": "Red Hat Gluster Storage 3.1 for RHEL 7", "release_date": "2016-01-08T00:00:00Z"}], "bugzilla": {"description": "libldb: Remote DoS in Samba (AD) LDAP server", "id": "1290287", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1290287"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-835", "details": ["The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.", "A denial of service flaw was found in the ldb_wildcard_compare() function of libldb. A remote attacker could send a specially crafted packet that, when processed by an application using libldb (for example the AD LDAP server in Samba), would cause that application to consume an excessive amount of memory and crash."], "name": "CVE-2015-3223", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "libldb", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2015-12-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-3223\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-3223\nhttps://www.samba.org/samba/security/CVE-2015-3223.html"], "threat_severity": "Moderate"}

{}