4.9med
CVE-2018-9085
Missing System x Flash Memory Write Protection Lock Bit
Published 7 y ago · modified 4 mo ago · JSON
CVSS
4.9
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
0.7%
percentile 52%
Public exploits
0
none known
Summary
A write protection lock bit was left unset after boot on an older generation of Lenovo and IBM System x servers, potentially allowing an attacker with administrator access to modify the subset of flash memory containing Intel Server Platform Services (SPS) and the system Flash Descriptors.
Exploit prediction (EPSS)
0.66% probability of exploitation in the next 30 days, higher than 52% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 4.9 | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
Affected products
- Lenovo System x UEFI
- IBM System x UEFI
Classification
- Weakness
- CWE-276 Incorrect Default Permissions
References
- support.lenovo.com /us/en/solutions/LEN-24477 · x_refsource_CONFIRM, x_transferred
Sources
- CVE List: CVE-2018-9085
- NVD: CVE-2018-9085
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