Covert Timing Channel Affecting cri-o package, versions <0:1.11.16-0.5.dev.rhaos3.11.git3f89eba.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.2% (59th percentile)

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  • Snyk IDSNYK-RHEL7-CRIO-5264402
  • published26 Mar 2023
  • disclosed29 Jan 2020

Introduced: 29 Jan 2020

CVE-2020-2102  (opens in a new tab)
CWE-385  (opens in a new tab)

How to fix?

Upgrade RHEL:7 cri-o to version 0:1.11.16-0.5.dev.rhaos3.11.git3f89eba.el7 or higher.
This issue was patched in RHBA-2020:0402.

NVD Description

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

Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a non-constant time comparison function when validating an HMAC.

CVSS Scores

version 3.1