VDB
CVE-2021-20330
CVE-2021-20330
PUBLISHED
CVSS 6.5 MEDIUM
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.
EPSS 1.04% · 61.2th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:F/RL:U/RC:C
EPSS Score
1.04%
61.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| ABB | IIoT services with MongoDB 4.2 installed on ABB Ability Zenon /all |
Timeline
- Dec 15, 2021 CVE Published
- Dec 16, 2021 EPSS Score
- Feb 9, 2022 EPSS Score
- Apr 4, 2022 EPSS Score
- May 29, 2022 EPSS Score
- Sep 16, 2022 EPSS Score
- Nov 9, 2022 EPSS Score
- Jan 3, 2023 EPSS Score
- Feb 26, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 22, 2023 EPSS Score
- Jun 16, 2023 EPSS Score