CVE-2018-9862

Description

util.c in runV 1.0.0 for Docker mishandles a numeric username, which allows attackers to obtain root access by leveraging the presence of an initial numeric value on an /etc/passwd line, and then issuing a "docker exec" command with that value in the -u argument, a similar issue to CVE-2016-3697.

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.06%
Third-Party Advisory securityfocus.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/103738 broken link third party advisory vdb entry
https://github.com/hyperhq/hyperstart/pull/348 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2018-9862?
CVE-2018-9862 has been scored as a high severity vulnerability.
How to fix CVE-2018-9862?
To fix CVE-2018-9862, 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-2018-9862 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-9862 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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