CVE-2021-32037: mongodb inc mongodb server Reachable Assertion
Vulnerability summary
CVE-2021-32037 is a medium (CVSS 6.5) Reachable Assertion vulnerability in mongodb inc mongodb server. EPSS estimates a 1.24% chance of exploitation in the next 30 days, higher than 68.5% of scored vulnerabilities.
Timeline
- 24-11-2021PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
An authorized user may trigger an invariant which may result in denial of service or server exit if a relevant aggregation request is sent to a shard. Usually, the requests are sent via mongos and special privileges are required in order to know the address of the shards and to log in to the shards of an auth enabled environment. This issue affects MongoDB Server v5.0 versions prior to and including 5.0.2.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
1.24%
Chance of exploitation in the next 30 days
Percentile
69%
Versus all other CVEs
30-day change
+0.02 pp
From 1.22% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Mongodb1 product
- mongodb≥ 5.0.0, ≤ 5.0.2
Mongodb inc1 product
- mongodb server≥ 5.0, ≤ 5.0.2
Ubuntu1 product
- mongodbAll versions (No fix recorded)
3 vendors · 3 products