CVE-2015-2234

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Summary

CVECVE-2015-2234
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-05-12 19:59:15 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionRace condition in Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 uses world-writable permissions for the update files directory, which allows local users to gain privileges by writing to an update file after the signature is validated.

Risk And Classification

Primary CVSS: v2.0 6.9 from [email protected]

AV:L/AC:M/Au:N/C:C/I:C/A:C

Problem Types: CWE-362 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Lenovo System Update All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Lenovo System Update Lets Local Users Gain System Privileges and Remote Users Bypass Certificate Validation - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
Lenovo System Update Privilege Escalation - Lenovo Support (US) af854a3a-2127-422b-91ae-364da2661108 support.lenovo.com Vendor Advisory
www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf af854a3a-2127-422b-91ae-364da2661108 www.ioactive.com
Lenovo System Update CVE-2015-2234 Local Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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