CVE-2020-28368
MEDIUM4.4EPSS 0.07%Published: 11/10/2020Modified: 12/3/2025
Also known as:ALPINE-CVE-2020-28368DEBIAN-CVE-2020-28368
Description
Xen through 4.14.x allows guest OS administrators to obtain sensitive information (such as AES keys from outside the guest) via a side-channel attack on a power/energy monitoring interface, aka a "Platypus" attack. NOTE: there is only one logically independent fix: to change the access control for each such interface in Xen.
Affected packages (2)
- Alpine/xenfrom 0, < 4.12.4-r0
- Debian/xenfrom 0, < 4.14.0+80-gd101b417b7-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.4 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |