CVE-2021-21285
Docker daemon crash during image pull of malicious image
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
En Docker versiones anteriores a 9.03.15, 20.10.3, se presenta una vulnerabilidad en la que al extraer un manifiesto de imagen de Docker malformado intencionalmente, bloquea al demonio dockerd. Las versiones 20.10.3 y 19.03.15 contienen parches que impiden al demonio bloquearse
Multiple vulnerabilities have been found in Docker, the worst of which could result in privilege escalation to root on the host. Versions less than 20.10.3 are affected.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-22 CVE Reserved
- 2021-02-02 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-400: Uncontrolled Resource Consumption
- CWE-754: Improper Check for Unusual or Exceptional Conditions
CAPEC
References (8)
| URL | Tag | Source |
|---|---|---|
| https://github.com/moby/moby/releases/tag/v19.03.15 | Release Notes | |
| https://github.com/moby/moby/releases/tag/v20.10.3 | Release Notes | |
| https://github.com/moby/moby/security/advisories/GHSA-6fj5-m822-rqx8 | Third Party Advisory | |
| https://security.netapp.com/advisory/ntap-20210226-0005 | Third Party Advisory |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/moby/moby/commit/8d3179546e79065adefa67cc697c09d0ab137d30 | 2022-10-25 | |
| https://security.gentoo.org/glsa/202107-23 | 2022-10-25 |
| URL | Date | SRC |
|---|---|---|
| https://docs.docker.com/engine/release-notes/#20103 | 2022-10-25 | |
| https://www.debian.org/security/2021/dsa-4865 | 2022-10-25 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Docker Search vendor "Docker" | Docker Search vendor "Docker" for product "Docker" | < 19.03.15 Search vendor "Docker" for product "Docker" and version " < 19.03.15" | - |
Affected
| ||||||
| Docker Search vendor "Docker" | Docker Search vendor "Docker" for product "Docker" | >= 20.0.0 < 20.10.3 Search vendor "Docker" for product "Docker" and version " >= 20.0.0 < 20.10.3" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||
| Netapp Search vendor "Netapp" | E-series Santricity Os Controller Search vendor "Netapp" for product "E-series Santricity Os Controller" | >= 11.0 <= 11.60.3 Search vendor "Netapp" for product "E-series Santricity Os Controller" and version " >= 11.0 <= 11.60.3" | - |
Affected
| ||||||