Privilege Escalation via Race Condition in Lenovo System Update

CVE-2015-2234 · MEDIUM Severity

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

Race 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.

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