CVE-2015-2234
medium
CVSS v3
—
CVSS v2
6.9
VIR risk
6.9
Description
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: cve@mitre.org — http://support.lenovo.com/us/en/product_security/lsu_privilege
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| lenovo | system_update | {"endIncluding":"5.06.0027"} | |
References
- http://securitytracker.com/id/1032268
- http://support.lenovo.com/us/en/product_security/lsu_privilege
- http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf
- http://www.securityfocus.com/bid/74634
- http://securitytracker.com/id/1032268
- http://support.lenovo.com/us/en/product_security/lsu_privilege
- http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdf
- http://www.securityfocus.com/bid/74634
CWEs
CWE-362
Verify integrity in audit chain (admin only). AS-IS.