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CVE-2021-21285

Good to know:

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Date: February 2, 2021

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.

Language: Go

Severity Score

Related Resources (12)

https://www.debian.org/security/2021/dsa-4865
https://nvd.nist.gov/vuln/detail/CVE-2021-21285
https://security.gentoo.org/glsa/202107-23
https://github.com/moby/moby/security/advisories/GHSA-6fj5-m822-rqx8
https://docs.docker.com/engine/release-notes/#20103
https://github.com/moby/moby/commit/8d3179546e79065adefa67cc697c09d0ab137d30
https://access.redhat.com/security/cve/CVE-2021-21285
https://security.netapp.com/advisory/ntap-20210226-0005
https://github.com/moby/moby/releases/tag/v20.10.3
https://github.com/moby/moby/releases/tag/v19.03.15
https://security.netapp.com/advisory/ntap-20210226-0005/
https://www.mend.io/vulnerability-database/CVE-2021-21285

Severity Score

Weakness Type (CWE)

Improper Check for Unusual or Exceptional Conditions

CWE-754

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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