High severity · published Jan 9, 2024
CVE-2023-6476
A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined
7.5
CVSS
0.9%
EPSS
No
On KEV
Description
A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OC
Openshift Container Platform · Redhat
3.11; 4.13; 4.14 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6476
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6476
Vendor Advisory
https://access.redhat.com/errata/RHSA-2024:0195
Vendor Advisory
https://access.redhat.com/errata/RHSA-2024:0207
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-6476
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2253994
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