Unrated severityNVD Advisory· Published May 12, 2015· Updated May 6, 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 Update
cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*
Range: <=5.06.0027

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

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

No linked articles in our index yet.

cvss	0.000
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000