CVE-2015-8109

Name: CVE-2015-8109
Creator: NVD / NIST
Published: 2017-04-24T06:59:00.507+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.37%

Last modified Jun 17, 2026

CVE-2015-8109 is a vulnerability of currently unknown severity. 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.". EPSS estimates a 0.37% chance of exploitation in the next 30 days.

Description

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."

Metrics

EPSS Probability

0.37%

28.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-255

Affected Software

Vendor	Product	Versions
Lenovo	Lenovo System Update	<= 5.07.0013

References

http://www.securityfocus.com/bid/98039
https://ioactive.com/pdfs/IOActive_Advisory_Lenovo_SystemUpdate-Insecure-Random-Admin-Password.pdfExploit, Third Party Advisory
https://support.lenovo.com/us/en/product_security/lsu_privilegeVendor Advisory
http://www.securityfocus.com/bid/98039
https://ioactive.com/pdfs/IOActive_Advisory_Lenovo_SystemUpdate-Insecure-Random-Admin-Password.pdfExploit, Third Party Advisory
https://support.lenovo.com/us/en/product_security/lsu_privilegeVendor Advisory

Timeline

Published: Apr 24, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8109?

How severe is CVE-2015-8109?

Severity scoring for CVE-2015-8109 is pending analysis. The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8109?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-8109?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST