CVE-2021-20330
Dashboard / Vulnerabilities / CVE-2021-20330
Summary:
Details: 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.
References: https://jira.mongodb.org/browse/SERVER-36263
Affected packages
Package
Name:
Purl:
Affected ranges
Type: GIT
Events:
Introduced- 3b07af3d4f471ae89e8186d33bbb1d5259597d51
Affected versions
r4.0.25-rc0
r4.0.24-rc1
r4.0.24
r4.0.24-rc0
r4.0.23-rc0
r4.0.23
r4.0.22-rc0
r4.0.22
r4.0.21-rc1
r4.0.21
r4.0.21-rc0
r4.0.20-rc0
r4.0.20
r4.0.19-rc0
r4.0.19
r4.0.18-rc0
r4.0.18
r4.0.17-rc0
r4.0.17
r4.0.16-rc0
r4.0.16
r4.0.15-rc0
r4.0.15
r4.0.14-rc1
r4.0.14
r4.0.14-rc0
r4.0.13-rc0
r4.0.13
r4.0.12-rc2
r4.0.12
r4.0.12-rc1
r4.0.12-rc0
r4.0.11-rc0
r4.0.11
r4.0.10-rc1
r4.0.10
r4.0.10-rc0
r4.0.9-rc0
r4.0.9
r4.0.8-rc0
r4.0.8
r4.0.7-rc1
r4.0.7
r4.0.7-rc0
r4.0.6-rc1
r4.0.6
r4.0.6-rc0
r4.0.5-rc1
r4.0.5
r4.0.5-rc0
r4.0.4-rc2
r4.0.4
r4.0.4-rc1
r4.0.4-rc0
r4.0.3-rc0
r4.0.3
r4.0.2-rc0
r4.0.2
r4.0.1-rc1
r4.0.1
r4.0.1-rc0
r4.0.0
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
