VULNERABILITY

MongoDB: Improper Input Validation (CVE-2021-20330)

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MongoDB: Improper Input Validation (CVE-2021-20330)

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
12/15/2021
Created
12/23/2021
Added
12/22/2021
Modified
09/18/2024

Description

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.

Solution(s)

  • mongodb-upgrade-4_0_25
  • mongodb-upgrade-4_2_14
  • mongodb-upgrade-4_4_6

References

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