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CVE-2021-3979 Detail

Description

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://access.redhat.com/security/cve/CVE-2021-3979 Vendor Advisory 
https://access.redhat.com/security/cve/CVE-2021-3979 Vendor Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=2024788 Issue Tracking  Vendor Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=2024788 Issue Tracking  Vendor Advisory 
https://github.com/ceph/ceph/commit/47c33179f9a15ae95cc1579a421be89378602656 Patch  Third Party Advisory 
https://github.com/ceph/ceph/commit/47c33179f9a15ae95cc1579a421be89378602656 Patch  Third Party Advisory 
https://github.com/ceph/ceph/pull/44765 Patch  Third Party Advisory 
https://github.com/ceph/ceph/pull/44765 Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BPOK44BESMIFW6BIOGCN452AKKOIIT6Q/ Mailing List 
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BPOK44BESMIFW6BIOGCN452AKKOIIT6Q/ Mailing List 
https://tracker.ceph.com/issues/54006 Issue Tracking  Vendor Advisory 
https://tracker.ceph.com/issues/54006 Issue Tracking  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-287 Improper Authentication cwe source acceptance level NIST  
CWE-327 Use of a Broken or Risky Cryptographic Algorithm Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-3979
NVD Published Date:
08/25/2022
NVD Last Modified:
11/21/2024
Source:
Red Hat, Inc.