CVE-2018-12021

Description

Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.45%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/singularityware/singularity/releases/tag/2.5.2 third party advisory release notes
http://www.openwall.com/lists/oss-security/2019/05/16/1 mailing list

Frequently Asked Questions

What is the severity of CVE-2018-12021?
CVE-2018-12021 has been scored as a medium severity vulnerability.
How to fix CVE-2018-12021?
To fix CVE-2018-12021, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-12021 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-12021 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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