Vulnerability CVE-2021-21285
Published: 2021-02-02

Description:
In Docker before versions 9.03.15, 20.10.3 there is a vulnerability in which pulling an intentionally malformed Docker image manifest crashes the dockerd daemon. Versions 20.10.3 and 19.03.15 contain patches that prevent the daemon from crashing.

Type:

CWE-400

 (Uncontrolled Resource Consumption ('Resource Exhaustion'))

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Docker -> Docker 

 References:
https://docs.docker.com/engine/release-notes/#20103
https://github.com/moby/moby/commit/8d3179546e79065adefa67cc697c09d0ab137d30
https://github.com/moby/moby/releases/tag/v19.03.15
https://github.com/moby/moby/releases/tag/v20.10.3
https://github.com/moby/moby/security/advisories/GHSA-6fj5-m822-rqx8
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