In Docker through 18.06.1-ce-rc2, the API endpoints behind the 'docker...

Vulnerability Description

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).

References

• https://bugzilla.suse.com/show_bug.cgi?id=1096726
• https://github.com/moby/moby/pull/39252
• http://www.openwall.com/lists/oss-security/2019/05/28/1
• http://www.securityfocus.com/bid/108507
• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00066.html
• https://usn.ubuntu.com/4048-1/
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-15664
• https://access.redhat.com/errata/RHSA-2019:1910
• http://www.openwall.com/lists/oss-security/2019/08/21/1
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00001.html