Medium severity · published Apr 30, 2021
CVE-2021-20326
A user authorized to performing a specific type of find query may trigger a denial of service
6.5
CVSS
0.9%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
MongoDB · MongoDB
4.4.0 before 4.4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20326
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20326
Issue Tracking
https://jira.mongodb.org/browse/SERVER-53929
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