CVE-2020-28368

CVE Details

Release Date:2020-11-10

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.

See more information about CVE-2020-28368 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 4.4 Base Metrics: AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Access Vector: Local network Attack Complexity: Low
Privileges Required: High User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: None Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle VM version 3 (xen)OVMSA-2021-00142021-04-27
Oracle VM version 3.4 (xen)OVMSA-2021-00142021-04-27



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