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CVE
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CVE-2015-8109Date: (C)2017-04-26   (M)2023-12-22


Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0019 allows local users to gain privileges by making a prediction of tvsu_tmp_xxxxxXXXXX account credentials that requires knowledge of the time that this account was created, aka a "temporary administrator account vulnerability."

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.0CVSS Score : 6.9
Exploit Score: 1.0Exploit Score: 3.4
Impact Score: 5.9Impact Score: 10.0
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: HIGHAccess Complexity: MEDIUM
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: COMPLETE
Scope: UNCHANGEDIntegrity: COMPLETE
Confidentiality: HIGHAvailability: COMPLETE
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-98039
https://ioactive.com/pdfs/IOActive_Advisory_Lenovo_SystemUpdate-Insecure-Random-Admin-Password.pdf
https://support.lenovo.com/us/en/product_security/lsu_privilege

CWE    1
CWE-255
OVAL    1
oval:org.secpod.oval:def:45651

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