// For flags

CVE-2021-20326

Specially crafted query may result in a denial of service of mongod

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

A user authorized to performing a specific type of find query may trigger a denial of service. This issue affects MongoDB Server v4.4 versions prior to 4.4.4.

Un usuario autorizado para llevar a cabo un tipo específico de consulta de búsqueda puede desencadenar una denegación de servicio. Este problema afecta a: MongoDB Inc. MongoDB Server versiones v4.4 anteriores a la 4.4.4.

*Credits: Adrien Petel
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2020-12-17 CVE Reserved
  • 2021-04-30 CVE Published
  • 2024-08-01 EPSS Updated
  • 2024-11-19 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-732: Incorrect Permission Assignment for Critical Resource
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
https://jira.mongodb.org/browse/SERVER-53929 2024-01-23
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mongodb
Search vendor "Mongodb"
 Mongodb
Search vendor "Mongodb" for product "Mongodb"
 >= 4.4.0 < 4.4.4
Search vendor "Mongodb" for product "Mongodb" and version " >= 4.4.0 < 4.4.4"
-
Affected