Vulnerability Description
Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 does not properly validate CA chains during signature validation, which allows man-in-the-middle attackers to upload and execute arbitrary files via a crafted certificate.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Lenovo | System Update | <= 5.06.0027 |
Related Weaknesses (CWE)
References
- http://securitytracker.com/id/1032268
- http://support.lenovo.com/us/en/product_security/lsu_privilegeVendor Advisory
- http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations
- http://www.securityfocus.com/bid/74642
- http://securitytracker.com/id/1032268
- http://support.lenovo.com/us/en/product_security/lsu_privilegeVendor Advisory
- http://www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations
- http://www.securityfocus.com/bid/74642
FAQ
What is CVE-2015-2233?
CVE-2015-2233 is a vulnerability with a CVSS score of 8.3 (HIGH). Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 does not properly validate CA chains during signature validation, which allows man-in-the-middle attackers to upload and exe...
How severe is CVE-2015-2233?
CVE-2015-2233 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-2233?
Check the references section above for vendor advisories and patch information. Affected products include: Lenovo System Update.