CVE-2015-2233 Details

CVE-2015-2233

Published: 2015-05-12
Last Modified: 2016-12-03
CVE Author: NIST National Vulnerability Database
CVE Assigner: cve@mitre.org
Summary

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.

Analysis
Common Vulnerability Score System v2.0
Severity High
Base Score 8.3/10
Exploit Score 6.5/10
Access Vector Adjacent_network
Access Complexity Low
Authentication None
Impact Score 10/10
Confidentiality Impact Complete
Availability Impact Complete
Integrity Impact Complete
Vector String AV:A/AC:L/Au:N/C:C/I:C/A:C
Common Vulnerability Score System v3.1

NIST has not assigned a CVSSv3.1 Score.

Products Reported
CPE Vulnerable Start Excluding
cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:* Yes - -
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

CVE ID
CVE-2015-2233
Published
2015-05-12
Modified
2016-12-03
CVSSv2.0
High
PCI Compliance
Fail
US-CERT Alert
No
CWE
CWE-310

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