CVE-2018-9862 Information

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.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/103738 https://github.com/hyperhq/hyperstart/pull/348

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8