Permissions, Privileges, and Access Controls in Docker



Published: 2016-10-28 | Updated: 2020-08-09
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-8867
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Docker
Server applications / Virtualization software

Vendor Docker Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU40066

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-8867

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

Docker Engine 1.12.2 enabled ambient capabilities with misconfigured capability policies. This allowed malicious images to bypass user permissions to access files within the container filesystem or mounted volumes.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Docker: 1.12.2

External links

http://www.securityfocus.com/bid/94228
http://www.securitytracker.com/id/1037203
http://www.docker.com/docker-cve-database


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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