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Docker < 1.3.1 SSL Fallback Vulnerability

Information

Severity

Severity

Medium

Family

Family

General

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

Docker is prone to an SSL fallback vulnerability.

Insight

Insight

Docker falls back to HTTP when the HTTPS connection to the registry fails, which allows man-in-the-middle attackers to conduct downgrade attacks and obtain authentication and image data by leveraging a network position between the client and the registry to block HTTPS traffic.

Affected Software

Affected Software

Docker prior to version 1.3.1.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

Update to version 1.3.1 or later.

Common Vulnerabilities and Exposures (CVE)