Medium severity · published Nov 23, 2020
CVE-2020-7926
A user authorized to perform database queries may cause denial of service by issuing a specially crafted query which violates an invariant in the server selection subsystem
6.5
CVSS
1.4%
EPSS
No
On KEV
Description
A user authorized to perform database queries may cause denial of service by issuing a specially crafted query which violates an invariant in the server selection subsystem. This issue affects MongoDB Server v4.4 versions prior to 4.4.1. Versions before 4.4 are not affected.
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)1.4% · higher than 72% 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 4.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-7926
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-7926
Issue Tracking
https://jira.mongodb.org/browse/SERVER-50170
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