In Docker through 18.06.1-ce-rc2, the API endpoints behind the 'docker cp' command are vulnerable to a symlink-exchange attack with Directory Traversal, giving attackers arbitrary read-write access to the host filesystem with root privileges, because daemon/archive.go does not do archive operations on a frozen filesystem (or from within a chroot).
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00066.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00001.html
http://www.openwall.com/lists/oss-security/2019/05/28/1
http://www.openwall.com/lists/oss-security/2019/08/21/1
http://www.securityfocus.com/bid/108507
https://access.redhat.com/errata/RHSA-2019:1910
https://access.redhat.com/security/cve/cve-2018-15664
https://bugzilla.suse.com/show_bug.cgi?id=1096726
https://github.com/moby/moby/pull/39252
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-15664
Source: MITRE
Published: 2019-05-23
Updated: 2019-06-25
Type: CWE-362
Base Score: 6.2
Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 1.9
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
Impact Score: 6
Exploitability Score: 0.8
Severity: HIGH