CVE-2010-2524

{"id": "CVE-2010-2524", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2010-09-08T20:00:02.823", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4c0c03ca54f72fdd5912516ad0a23ec5cf01bda7", "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://marc.info/?l=oss-security&m=128072090331700&w=2", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://marc.info/?l=oss-security&m=128078387328921&w=2", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://marc.info/?l=oss-security&m=128080755321157&w=2", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/43315", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:172", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://www.redhat.com/support/errata/RHSA-2010-0610.html", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/archive/1/516397/100/0/threaded", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1000-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.vmware.com/security/advisories/VMSA-2011-0003.html", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=612166", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4c0c03ca54f72fdd5912516ad0a23ec5cf01bda7", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://marc.info/?l=oss-security&m=128072090331700&w=2", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://marc.info/?l=oss-security&m=128078387328921&w=2", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://marc.info/?l=oss-security&m=128080755321157&w=2", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/43315", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:172", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.redhat.com/support/errata/RHSA-2010-0610.html", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/archive/1/516397/100/0/threaded", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-1000-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.vmware.com/security/advisories/VMSA-2011-0003.html", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=612166", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The DNS resolution functionality in the CIFS implementation in the Linux kernel before 2.6.35, when CONFIG_CIFS_DFS_UPCALL is enabled, relies on a user's keyring for the dns_resolver upcall in the cifs.upcall userspace helper, which allows local users to spoof the results of DNS queries and perform arbitrary CIFS mounts via vectors involving an add_key call, related to a \"cache stuffing\" issue and MS-DFS referrals."}, {"lang": "es", "value": "La funcionalidad de resoluci\u00f3n DNS en el kernel de Linux anterior a v2.6.35, cuando CONFIG_CIFS_DFS_UPCALL est\u00e1 activado, cuenta con el \"keyring\" de usuario para la \"upcall\" dns_resolver en el espacio de usuario cifs.upcall, lo que permite a usuarios locales secuestrar los resultados de las consultas DNS y realizar montajes (mounts) CIFS de su elecci\u00f3n a trav\u00e9s de vectores que involucran una llamada add_key, relacionado con un cuesti\u00f3n de relleno de cach\u00e9 (stuffing) y referencias MS-DFS."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ABBE25DF-453B-47E6-A6ED-6984E7576F69", "versionEndExcluding": "2.6.35"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:vmware:esx:4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC337BB7-9A45-4406-A783-851F279130EE"}, {"criteria": "cpe:2.3:o:vmware:esx:4.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B6BA46F-4E8C-4B2A-AE92-81B9F1B4D56C"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "454A5D17-B171-4F1F-9E0B-F18D1E5CA9FD"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C0507E91-567A-41D6-A7E5-5088A39F75FB"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A5D026D0-EF78-438D-BEDD-FC8571F3ACEB"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A2BCB73E-27BB-4878-AD9C-90C4F20C25A0"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "01EDA41C-6B2E-49AF-B503-EB3882265C11"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "87614B58-24AB-49FB-9C84-E8DDBA16353B"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "10A193CD-12B9-4236-8A2C-E8CEAE592952"}, {"criteria": "cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F691F4E7-2FF1-4EFB-B21F-E510049A9940"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}