CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.7. See the original NVD description below for full technical details.
CVE
CVE-2020-27777
Severity
MEDIUM
CVSS
6.7
EPSS
0.50%
Original NVD Description
A flaw was found in the way RTAS handled memory accesses in userspace to kernel communication. On a locked down (usually due to Secure Boot) guest system running on top of PowerVM or KVM hypervisors (pseries platform) a root like local user could use this flaw to further increase their privileges to that of a running kernel.
Related CVEs
Other vulnerabilities affecting the same vendor(s)