6.4med
CVE-2017-3775
Some Lenovo System x server BIOS/UEFI versions, when Secure Boot mode is enabled by a system administrator, do not properly authenticate si…
Published 8 y ago · modified 4 mo ago · JSON
CVSS
6.4
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
0.3%
percentile 19%
Public exploits
0
none known
Summary
Some Lenovo System x server BIOS/UEFI versions, when Secure Boot mode is enabled by a system administrator, do not properly authenticate signed code before booting it. As a result, an attacker with physical access to the system could boot unsigned code.
Exploit prediction (EPSS)
0.27% probability of exploitation in the next 30 days, higher than 19% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 6.4 | CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Affected products
- Lenovo Group Ltd. Some Lenovo Flex System and Lenovo System x products
Classification
- Weakness
- CWE-287 Improper Authentication
References
- support.lenovo.com /us/en/solutions/LEN-20241 · x_refsource_CONFIRM, x_transferred
Sources
- CVE List: CVE-2017-3775
- NVD: CVE-2017-3775
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