docker docker CVE-2021-21285 vulnerability in Docker and Other Products
Published on February 2, 2021

Docker daemon crash during image pull of malicious image

product logo product logo product logo
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.

Github Repository Vendor Advisory Vendor Advisory NVD

Vulnerability Analysis

CVE-2021-21285 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is a Resource Exhaustion Vulnerability?

The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CVE-2021-21285 has been classified to as a Resource Exhaustion vulnerability or weakness.


Products Associated with CVE-2021-21285

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-21285 are published in these products:

Docker
 
NetApp E Series Santricity Os Controller
 
Debian Linux
 

Affected Versions

moby:

Exploit Probability

EPSS
1.17%
Percentile
78.39%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.