Unrated severityNVD Advisory· Published May 12, 2015· Updated Jun 17, 2026

CVE-2015-2233

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.

Affected products

Lenovo/System Update2 versions
cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*range: <=5.06.0027
- (no CPE)range: <5.06.0034

Patches

Vulnerability mechanics

References

support.lenovo.com/us/en/product_security/lsu_privilegenvdVendor Advisory
securitytracker.com/id/1032268nvd
www.ioactive.com/pdfs/Lenovo_System_Update_Multiple_Privilege_Escalations.pdfnvd
www.securityfocus.com/bid/74642nvd

News mentions

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