CVE-2018-9862

Published: Apr 9, 2018Modified: Jun 17, 2026

7.8

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Hyper: Runv

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Hyper Runv	Version 1.0.0

Related CWEs

Inappropriate Encoding for Output Context

The product uses or specifies an encoding when generating output to a downstream component, but the specified encoding is not the same as the encoding that is expected by the downstream component.

References (4)

http://www.securityfocus.com/bid/103738

Source: cve@mitre.org

Broken LinkThird Party AdvisoryVDB Entry

https://github.com/hyperhq/hyperstart/pull/348

Source: cve@mitre.org

PatchThird Party Advisory

http://www.securityfocus.com/bid/103738

Source: af854a3a-2127-422b-91ae-364da2661108

Broken LinkThird Party AdvisoryVDB Entry

https://github.com/hyperhq/hyperstart/pull/348

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.