Medium severity · published Apr 1, 2022
CVE-2021-20295
It was discovered that the update for the virt:rhel module in the RHSA-2020:4676 (https://access.redhat.com/errata/RHSA-2020:4676) erratum released as part of Red Hat Enterprise…
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
It was discovered that the update for the virt:rhel module in the RHSA-2020:4676 (https://access.redhat.com/errata/RHSA-2020:4676) erratum released as part of Red Hat Enterprise Linux 8.3 failed to include the fix for the qemu-kvm component issue CVE-2020-10756, which was previously corrected in virt:rhel/qemu-kvm via erratum RHSA-2020:4059 (https://access.redhat.com/errata/RHSA-2020:4059). CVE-2021-20295 was assigned to that Red Hat specific security regression. For more details about the original security issue CVE-2020-10756, refer to bug 1835986 or the CVE page: https://access.redhat.com/security/cve/CVE-2020-10756.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QE
Qemu · Qemu
before 4.2.0-34 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20295
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20295
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2020-10756
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1944075
Third Party Advisory
https://security.netapp.com/advisory/ntap-20220519-0003/
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