CVE-2020-2732

En bref

Sévérité
MEDIUM 5.8
EPSS
EPSS 0.93 % · centile 60 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
oracle
Statut NVD
Modified

Description

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 5.8CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:Noracle
CVSS 3.1MEDIUM 5.8CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:NNVD · secalert_us@oracle.com (Secondary)
CVSS 3.1MEDIUM 6.8CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:NNVD · nvd@nist.gov (Primary)
CVSS 2.0LOW 2.3AV:A/AC:M/Au:S/C:P/I:N/A:NNVD · nvd@nist.gov (Primary)

Faiblesses (CWE)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Oracle Corporation · Oracle Linuxaffected 7 ; affected 6

Références

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD