Incorrect Permission Assignment for Critical Resource Affecting setup package, versions <0:2.8.71-10.amzn2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Sept 2021
- disclosed3 Jul 2018
Introduced: 3 Jul 2018
CVE-2018-1113 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 setup to version 0:2.8.71-10.amzn2 or higher.
This issue was patched in ALAS2-2019-1158.
NVD Description
Note: Versions mentioned in the description apply only to the upstream setup package and not the setup package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
setup before version 2.11.4-1.fc28 in Fedora and Red Hat Enterprise Linux added /sbin/nologin and /usr/sbin/nologin to /etc/shells. This violates security assumptions made by pam_shells and some daemons which allow access based on a user's shell being listed in /etc/shells. Under some circumstances, users which had their shell changed to /sbin/nologin could still access the system.