Race Condition Affecting docker.io package, versions <18.09.1+dfsg1-7.1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.08% (37th percentile)

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  • Snyk IDSNYK-DEBIAN13-DOCKERIO-5675324
  • published23 May 2019
  • disclosed23 May 2019

Introduced: 23 May 2019

CVE-2018-15664  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Debian:13 docker.io to version 18.09.1+dfsg1-7.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream docker.io package and not the docker.io package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

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).