CVE-2021-20330

State: PUBLISHED · Published: 2021-12-15 · Updated: 2024-09-16 · Assigner: mongodb

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.

CWE

CWE-20 — CWE-20 Improper Input Validation

Affected

MongoDB Inc. / MongoDB Server — v=4.0 <4.0.27 [affected]; v=4.2 <4.2.16 [affected]; v=4.4 <4.4.9 [affected]

CVSS

3.1 score=6.5 severity=MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

https://jira.mongodb.org/browse/SERVER-36263 x_refsource_MISC

Source

cvelistV5-main/cves/2021/20xxx/CVE-2021-20330.json