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Improper Access Control Affecting librbd1 package, versions <2:12.2.4-30.el7cp

Severity

 Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.16% (53rd percentile)

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  • Snyk IDSNYK-RHEL7-LIBRBD1-4434344
  • published26 Jul 2021
  • disclosed9 Jul 2018
Report a new vulnerability Found a mistake?

Introduced: 9 Jul 2018

CVE-2018-1129  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade RHEL:7 librbd1 to version 2:12.2.4-30.el7cp or higher.
This issue was patched in RHSA-2018:2177.

NVD Description

Note: Versions mentioned in the description apply only to the upstream librbd1 package and not the librbd1 package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alter the message payload was able to bypass signature checks done by cephx protocol. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.