Home/CVE/Incorrect validation of user input in the role name parser may lead to use of uninitialized memory allowing an unauthent
CVE

CVE-2020-7925

Incorrect validation of user input in the role name parser may lead to use of uninitialized memory allowing an unauthent

Incorrect validation of user input in the role name parser may lead to use of uninitialized memory allowing an unauthenticated attacker to use a specially crafted request to cause a denial of service. This issue affects MongoDB Server v4.4 versions prior to 4.4.0-rc12.

MongoDB Server v4.2 versions prior to 4.2.9.

HIGH · CVSS 7.5 EPSS 0.01665
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-475Undefined Behavior for Input to API
▤

Affected Products & Versions

2
mongodb>= 4.2.0 and < 4.2.9
mongodball versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cna@mongodb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Nov 2020 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jira.mongodb.org/browse/SERVER-49142Issue TrackingVendor Advisory
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