CVE-2011-4028

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "09C89F6A-BA0D-484F-A226-E370435DCAD0", "versionEndIncluding": "1.11.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:x.org:x_server:1.11.0:*:*:*:*:*:*:*", "matchCriteriaId": "779F9971-BC4F-4277-9379-7CCD96145226", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of arbitrary files via a symlink attack on a temporary lock file, which is handled differently if the file exists."}, {"lang": "es", "value": "La funci\u00f3n LockServer en os/utils.c en xserver X.Org antes de v1.11.2 permite a los usuarios locales determinar la existencia de archivos (de su elecci\u00f3n) a trav\u00e9s de un ataque de enlace simb\u00f3lico en un archivo de bloqueo temporal, que se maneja de manera diferente si el archivo existe."}], "id": "CVE-2011-4028", "lastModified": "2026-06-16T23:34:18.733", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 1.2, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-07-03T19:55:01.757", "references": [{"source": "cve@mitre.org", "url": "http://cgit.freedesktop.org/xorg/xserver/commit/?id=6ba44b91e37622ef8c146d8f2ac92d708a18ed34"}, {"source": "cve@mitre.org", "url": "http://lists.freedesktop.org/archives/xorg/2011-October/053680.html"}, {"source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2012-0939.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/46460"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/49579"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://cgit.freedesktop.org/xorg/xserver/commit/?id=6ba44b91e37622ef8c146d8f2ac92d708a18ed34"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.freedesktop.org/archives/xorg/2011-October/053680.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2012-0939.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/46460"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/49579"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank researcher with a nickname vladz for reporting this issue.", "affected_release": [{"advisory": "RHSA-2012:0303", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "xorg-x11-server-0:1.1.1-48.90.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-02-21T00:00:00Z"}, {"advisory": "RHSA-2012:0939", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "xorg-x11-server-0:1.10.6-1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-06-19T00:00:00Z"}], "bugzilla": {"description": "xorg-x11-server: File existence disclosure vulnerability", "id": "745755", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=745755"}, "csaw": false, "cvss": {"cvss_base_score": "1.2", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "status": "verified"}, "details": ["The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of arbitrary files via a symlink attack on a temporary lock file, which is handled differently if the file exists."], "name": "CVE-2011-4028", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Will not fix", "package_name": "xorg-x11", "product_name": "Red Hat Enterprise Linux 4"}], "public_date": "2011-10-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-4028\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-4028\nhttp://lists.freedesktop.org/archives/xorg-announce/2011-October/001744.html"], "threat_severity": "Low"}

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