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Vulnerable Software

Vulnerability Details CVE-2021-20330

An attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.27; MongoDB Server v4.2 versions prior to 4.2.16; MongoDB Server v4.4 versions prior to 4.4.9.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.004

EPSS Ranking 58.4%

CVSS Severity

CVSS v3 Score 6.5

CVSS v2 Score 4.0

References

Products affected by CVE-2021-20330

Mongodb » Mongodb » Version: 4.0.0

cpe:2.3:a:mongodb:mongodb:4.0.0
Mongodb » Mongodb » Version: 4.0.1

cpe:2.3:a:mongodb:mongodb:4.0.1
Mongodb » Mongodb » Version: 4.0.10

cpe:2.3:a:mongodb:mongodb:4.0.10
Mongodb » Mongodb » Version: 4.0.11

cpe:2.3:a:mongodb:mongodb:4.0.11
Mongodb » Mongodb » Version: 4.0.12

cpe:2.3:a:mongodb:mongodb:4.0.12
Mongodb » Mongodb » Version: 4.0.13

cpe:2.3:a:mongodb:mongodb:4.0.13
Mongodb » Mongodb » Version: 4.0.14

cpe:2.3:a:mongodb:mongodb:4.0.14
Mongodb » Mongodb » Version: 4.0.15

cpe:2.3:a:mongodb:mongodb:4.0.15
Mongodb » Mongodb » Version: 4.0.16

cpe:2.3:a:mongodb:mongodb:4.0.16
Mongodb » Mongodb » Version: 4.0.17

cpe:2.3:a:mongodb:mongodb:4.0.17
Mongodb » Mongodb » Version: 4.0.18

cpe:2.3:a:mongodb:mongodb:4.0.18
Mongodb » Mongodb » Version: 4.0.19

cpe:2.3:a:mongodb:mongodb:4.0.19
Mongodb » Mongodb » Version: 4.0.2

cpe:2.3:a:mongodb:mongodb:4.0.2
Mongodb » Mongodb » Version: 4.0.20

cpe:2.3:a:mongodb:mongodb:4.0.20
Mongodb » Mongodb » Version: 4.0.21

cpe:2.3:a:mongodb:mongodb:4.0.21
Mongodb » Mongodb » Version: 4.0.22

cpe:2.3:a:mongodb:mongodb:4.0.22
Mongodb » Mongodb » Version: 4.0.23

cpe:2.3:a:mongodb:mongodb:4.0.23
Mongodb » Mongodb » Version: 4.0.24

cpe:2.3:a:mongodb:mongodb:4.0.24
Mongodb » Mongodb » Version: 4.0.3

cpe:2.3:a:mongodb:mongodb:4.0.3
Mongodb » Mongodb » Version: 4.0.4

cpe:2.3:a:mongodb:mongodb:4.0.4
Mongodb » Mongodb » Version: 4.0.5

cpe:2.3:a:mongodb:mongodb:4.0.5
Mongodb » Mongodb » Version: 4.0.6

cpe:2.3:a:mongodb:mongodb:4.0.6
Mongodb » Mongodb » Version: 4.0.7

cpe:2.3:a:mongodb:mongodb:4.0.7
Mongodb » Mongodb » Version: 4.0.8

cpe:2.3:a:mongodb:mongodb:4.0.8
Mongodb » Mongodb » Version: 4.0.9

cpe:2.3:a:mongodb:mongodb:4.0.9
Mongodb » Mongodb » Version: 4.2.0

cpe:2.3:a:mongodb:mongodb:4.2.0
Mongodb » Mongodb » Version: 4.2.1

cpe:2.3:a:mongodb:mongodb:4.2.1
Mongodb » Mongodb » Version: 4.2.10

cpe:2.3:a:mongodb:mongodb:4.2.10
Mongodb » Mongodb » Version: 4.2.11

cpe:2.3:a:mongodb:mongodb:4.2.11
Mongodb » Mongodb » Version: 4.2.12

cpe:2.3:a:mongodb:mongodb:4.2.12
Mongodb » Mongodb » Version: 4.2.13

cpe:2.3:a:mongodb:mongodb:4.2.13
Mongodb » Mongodb » Version: 4.2.2

cpe:2.3:a:mongodb:mongodb:4.2.2
Mongodb » Mongodb » Version: 4.2.3

cpe:2.3:a:mongodb:mongodb:4.2.3
Mongodb » Mongodb » Version: 4.2.4

cpe:2.3:a:mongodb:mongodb:4.2.4
Mongodb » Mongodb » Version: 4.2.5

cpe:2.3:a:mongodb:mongodb:4.2.5
Mongodb » Mongodb » Version: 4.2.6

cpe:2.3:a:mongodb:mongodb:4.2.6
Mongodb » Mongodb » Version: 4.2.7

cpe:2.3:a:mongodb:mongodb:4.2.7
Mongodb » Mongodb » Version: 4.2.8

cpe:2.3:a:mongodb:mongodb:4.2.8
Mongodb » Mongodb » Version: 4.2.9

cpe:2.3:a:mongodb:mongodb:4.2.9
Mongodb » Mongodb » Version: 4.4.0

cpe:2.3:a:mongodb:mongodb:4.4.0
Mongodb » Mongodb » Version: 4.4.1

cpe:2.3:a:mongodb:mongodb:4.4.1
Mongodb » Mongodb » Version: 4.4.2

cpe:2.3:a:mongodb:mongodb:4.4.2
Mongodb » Mongodb » Version: 4.4.3

cpe:2.3:a:mongodb:mongodb:4.4.3
Mongodb » Mongodb » Version: 4.4.4

cpe:2.3:a:mongodb:mongodb:4.4.4
Mongodb » Mongodb » Version: 4.4.5

cpe:2.3:a:mongodb:mongodb:4.4.5

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-20330

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