CVE-2021-3979

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Source
https://cve.org/CVERecord?id=CVE-2021-3979
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3979.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-3979
Downstream
Related
Published
2022-08-25T20:15:09.473Z
Modified
2026-05-15T12:04:20.608217768Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

A key length flaw was found in Red Hat Ceph Storage. An attacker can exploit the fact that the key length is incorrectly passed in an encryption algorithm to create a non random key, which is weaker and can be exploited for loss of confidentiality and integrity on encrypted disks.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
                {
                    "last_affected": "35"
                },
                {
                    "last_affected": "37"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpes": [
                "cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:4.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:4.3:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:5.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:5.1:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:ceph_storage",
            "extracted_events": [
                {
                    "last_affected": "3.0"
                },
                {
                    "last_affected": "4.3"
                },
                {
                    "last_affected": "5.1"
                },
                {
                    "last_affected": "4.0"
                },
                {
                    "last_affected": "5.0"
                },
                {
                    "last_affected": "4.0"
                },
                {
                    "last_affected": "5.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpes": [
                "cpe:2.3:o:redhat:ceph_storage_for_ibm_z_systems:4.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:ceph_storage_for_ibm_z_systems",
            "extracted_events": [
                {
                    "last_affected": "4.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpes": [
                "cpe:2.3:a:redhat:ceph_storage_for_power:4.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:ceph_storage_for_power",
            "extracted_events": [
                {
                    "last_affected": "4.0"
                },
                {
                    "last_affected": "4.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpes": [
                "cpe:2.3:a:redhat:openshift_container_storage:4.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:openshift_container_storage",
            "extracted_events": [
                {
                    "last_affected": "4.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpes": [
                "cpe:2.3:a:redhat:openshift_data_foundation:4.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:openshift_data_foundation",
            "extracted_events": [
                {
                    "last_affected": "4.0"
                }
            ]
        }
    ]
}
References

Affected packages