Docker-CE up to 17.09.0 Content Verification input validation

Summaryinfo

A vulnerability classified as problematic has been found in Docker-CE up to 17.09.0. Affected is an unknown function of the component Content Verification. This manipulation causes input validation. This vulnerability is tracked as CVE-2017-14992. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Docker-CE up to 17.09.0 (Virtualization Software) and classified as problematic. Affected by this vulnerability is some unknown processing of the component Content Verification. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

Lack of content verification in Docker-CE (Also known as Moby) versions 1.12.6-0, 1.10.3, 17.03.0, 17.03.1, 17.03.2, 17.06.0, 17.06.1, 17.06.2, 17.09.0, and earlier allows a remote attacker to cause a Denial of Service via a crafted image layer payload, aka gzip bombing.

The bug was discovered 10/04/2017. The weakness was disclosed 11/01/2017 (GitHub Repository). The advisory is shared at github.com. This vulnerability is known as CVE-2017-14992 since 10/03/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 28 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 105127 (Fedora 26 : 2:docker (2017-3976710f1e)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277648 (Fedora Security Update for docker-latest.git1185cfd (FEDORA-2019-723711c645)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (105127). The entries VDB-120505 and VDB-129047 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Virtualization Software

Name

• Docker-CE

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.10.0
• 1.10.1
• 1.10.2
• 1.10.3
• 1.11
• 1.12.6-0
• 17.03
• 17.03.0
• 17.03.1
• 17.03.2
• 17.06
• 17.06.0
• 17.06.1
• 17.06.2
• 17.09

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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