VDB-165242 · CVE-2018-20802 · Nessus 300438

MongoDB up to 3.6.8/4.0.2 QueryPlanner denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in MongoDB up to 3.6.8/4.0.2. Affected by this vulnerability is an unknown functionality of the component QueryPlanner. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2018-20802. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in MongoDB up to 3.6.8/4.0.2 (Database Software). Affected by this issue is an unknown function of the component QueryPlanner. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was disclosed 11/23/2020. The advisory is available at jira.mongodb.org. This vulnerability is handled as CVE-2018-20802. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 300438 (Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : MongoDB vulnerabilities (USN-8064-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.6.9 or 4.0.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (300438). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Database Software

Name

MongoDB

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (MongoDB, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 300438
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : MongoDB vulnerabilities (USN-8064-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MongoDB 3.6.9/4.0.3

Timelineinfo

03/15/2019 🔍
11/23/2020 +619 days 🔍
11/23/2020 +0 days 🔍
03/04/2026 +1927 days 🔍

Sourcesinfo

Advisory: jira.mongodb.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-20802 (🔍)
GCVE (CVE): GCVE-0-2018-20802
GCVE (VulDB): GCVE-100-165242

Entryinfo

Created: 11/23/2020 20:09
Updated: 03/04/2026 10:23
Changes: 11/23/2020 20:09 (38), 12/09/2020 21:31 (6), 12/09/2020 21:34 (8), 09/17/2024 05:39 (35), 03/04/2026 10:23 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.