CVE-2020-28368

MITRE NVD CVE.ORG Print: PDF PDF

Summary

CVECVE-2020-28368
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-11-10 19:15:00 UTC
Updated2023-11-07 03:21:00 UTC
DescriptionXen 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.

Risk And Classification

Problem Types: CWE-862

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Fedoraproject Fedora 32 All All All
Operating System Fedoraproject Fedora 32 All All All
Operating System Xen Xen All All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 32 Update: xen-4.13.2-2.fc32 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Mailing List, Third Party Advisory
PLATYPUS: With Great Power comes Great Leakage MISC platypusattack.com Third Party Advisory
XSA-351 - Xen Security Advisories MISC xenbits.xen.org Patch, Vendor Advisory
New Platypus attack can steal data from Intel CPUs | ZDNet MISC www.zdnet.com Third Party Advisory
XSA-351 - Xen Security Advisories CONFIRM xenbits.xen.org Vendor Advisory
Debian -- Security Information -- DSA-4804-1 xen DEBIAN www.debian.org
[SECURITY] Fedora 33 Update: xen-4.14.0-12.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 33 Update: xen-4.14.0-12.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Third Party Advisory
[SECURITY] Fedora 32 Update: xen-4.13.2-2.fc32 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
oss-security - Xen Security Advisory 351 v2 (CVE-2020-28368) - Information leak via power sidechannel MLIST www.openwall.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 174875 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2021:1023-1)
  • 174972 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2021:1460-1)
  • 378882 Citrix XenServer Security Updates (CTX285937)
  • 500794 Alpine Linux Security Update for xen
  • 501513 Alpine Linux Security Update for xen
  • 504537 Alpine Linux Security Update for xen
  • 750502 OpenSUSE Security Update for xen (openSUSE-SU-2020:2192-1)
  • 750519 OpenSUSE Security Update for xen (openSUSE-SU-2020:2162-1)
  • 750562 OpenSUSE Security Update for xen (openSUSE-SU-2020:2030-1)
  • 750574 OpenSUSE Security Update for xen (openSUSE-SU-2020:2017-1)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report