Improper Authentication Affecting rbd-mirror package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.44% (37th percentile)

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  • Snyk IDSNYK-RHEL7-RBDMIRROR-4415455
  • published13 Jan 2022
  • disclosed11 Jan 2022

Introduced: 11 Jan 2022

CVE-2021-3979  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 rbd-mirror.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rbd-mirror package and not the rbd-mirror package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1