What’s Vulnerable › Vulnerabilities

CVE-2015-2233

• Severity: high (CVSS 8.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-05-12 · updated 2026-06-17
• Weakness: CWE-310

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: through 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/74642
• 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/74642

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