CVE-2015-2233

EUVD-2015-2340
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.3 UNKNOWN
ADJACENT_NETWORK
LOW
AV:A/AC:L/Au:N/C:C/I:C/A:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 23%
Affected Products (NVD)
VendorProductVersion
lenovosystem_update
𝑥
≤ 5.06.0027
𝑥
= Vulnerable software versions
Common Weakness Enumeration
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