CVE-2011-4028

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.

CVSS v2.0 1.2 LOW

1.2^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:H/Au:N/C:P/I:N/A:N

Exploitability : 1.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://cgit.freedesktop.org/xorg/xserver/commit/?id=6ba44b91e37622ef8c146d8f2ac92d708a18ed34
http://lists.freedesktop.org/archives/xorg/2011-October/053680.html
http://rhn.redhat.com/errata/RHSA-2012-0939.html
http://secunia.com/advisories/46460	Vendor Advisory
http://secunia.com/advisories/49579	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:x.org:x_server::::::::
	cpe:2.3:a:x.org:x_server:1.11.0:::::::*

History

No history.

Information

Published : 2012-07-03 19:55

Updated : 2024-02-04 18:16

NVD link : CVE-2011-4028

Mitre link : CVE-2011-4028

CVE.ORG link : CVE-2011-4028

JSON object : View

Products Affected

x.org

x_server

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

{"id": "CVE-2011-4028", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 1.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "HIGH", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 1.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-07-03T19:55:01.757", "references": [{"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"}, {"url": "http://secunia.com/advisories/46460", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://secunia.com/advisories/49579", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-59"}]}], "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."}], "lastModified": "2020-08-24T17:14:32.020", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09C89F6A-BA0D-484F-A226-E370435DCAD0", "versionEndIncluding": "1.11.1"}, {"criteria": "cpe:2.3:a:x.org:x_server:1.11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "779F9971-BC4F-4277-9379-7CCD96145226"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}