Missing Authorization Affecting bash-doc package, versions <0:4.2.46-34.43.amzn1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.27% (51st percentile)

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  • Snyk IDSNYK-AMZN201803-BASHDOC-1722502
  • published27 Sept 2021
  • disclosed22 Mar 2019

Introduced: 22 Mar 2019

CVE-2019-9924  (opens in a new tab)
CWE-862  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 bash-doc to version 0:4.2.46-34.43.amzn1 or higher.
This issue was patched in ALAS-2020-1379.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bash-doc package and not the bash-doc package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

rbash in Bash before 4.4-beta2 did not prevent the shell user from modifying BASH_CMDS, thus allowing the user to execute any command with the permissions of the shell.

CVSS Base Scores

version 3.1