Vulnerability in Lenovo System Update
CVE-2015-8109
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."
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securityfocus.com/bid/98039 (vdb-entry)
- ioactive.com/pdfs/IOActive_Advisory_Lenovo_SystemUpdate-Insecure-Random-Admin-P… (Exploit, Third Party Advisory)
- support.lenovo.com/us/en/product_security/lsu_privilege (Vendor Advisory)
Frequently asked questions
- What is CVE-2015-8109?
- CVE-2015-8109 is a high-severity vulnerability in Lenovo System Update, classified under CWE-255. CVSS score: 7.0/10. Published 2017-04-24.
- How severe is CVE-2015-8109?
- High severity. CVSS v3 base score is 7.0 out of 10.