Vulnerability · Published Mar 1, 2021 · Assigned by mongodb
CVE-2020-7929Specially crafted regex query can cause DoS
Medium 6.5
In plain English
A medium-severity security flaw in MongoDB Server from MongoDB Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.3%top 29.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A user authorized to perform database queries may trigger denial of service by issuing specially crafted query contain a type of regex. This issue affects MongoDB Server v3.6 versions prior to 3.6.21 and MongoDB Server v4.0 versions prior to 4.0.20.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| MongoDB Inc. | MongoDB Server | 3.6 – before 3.6.214.0 – before 4.0.20 |
Weakness: CWE-185 · Vector: 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-51083 x_refsource_MISC