CVE-2021-20330mediumCWE-20

CVE-2021-20330: falha de média gravidade em MongoDB Server

Specific replication command with malformed oplog entries can crash secondaries

Publicada em · Atualizada em

Seguir esta CVE+ Monitorar MongoDB Server

Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.

13Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 6.5epss 1.1%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Produtos afetados
MongoDB Inc. · MongoDB Server
CVEs relacionadas — MongoDB Server

No mesmo produto, das mais perigosas para as menos.

CVE-2025-14847HIGHZlib compressed protocol header length confusion may allow memory readEPSS 83.2%KEVCVE-2021-32040MEDIUMLarge aggregation pipelines with a specific stage can crash mongod under default configurationEPSS 2.0%CVE-2020-7925HIGHDenial of Service when processing malformed Role namesEPSS 1.7%CVE-2019-20925HIGHDenial of service via malformed network packetEPSS 1.7%CVE-2018-20802MEDIUMPost-auth queries on compound index may crash mongodEPSS 1.6%CVE-2020-7928MEDIUMImproper neutralization of null byte leads to read overrunEPSS 1.4%