CVE-2020-7926 Specific query can cause a DoS against MongoDB Server

2020-11-2315:05:15

CWE-755

mongodb

www.cve.org

cve-2020-7926

dos

mongodb

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

29.8%

JSON

A user authorized to perform database queries may cause denial of service by issuing a specially crafted query which violates an invariant in the server selection subsystem. This issue affects MongoDB Server v4.4 versions prior to 4.4.1. Versions before 4.4 are not affected.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "MongoDB Server",
    "vendor": "MongoDB Inc.",
    "versions": [
      {
        "lessThan": "4.4.1",
        "status": "affected",
        "version": "4.4",
        "versionType": "custom"
      }
    ]
  }
]