CVE-2022-48282

MEDIUM

Mongodb C# Driver < 2.19.0 - Insecure Deserialization

Title source: rule

Description

Under very specific circumstances (see Required configuration section below), a privileged user is able to cause arbitrary code to be executed which may cause further disruption to services. This is specific to applications written in C#. This affects all MongoDB .NET/C# Driver versions prior to and including v2.18.0 Following configuration must be true for the vulnerability to be applicable: * Application must written in C# taking arbitrary data from users and serializing data using _t without any validation AND * Application must be running on a Windows host using the full .NET Framework, not .NET Core AND * Application must have domain model class with a property/field explicitly of type System.Object or a collection of type System.Object (against MongoDB best practice) AND * Malicious attacker must have unrestricted insert access to target database to add a _t discriminator."Following configuration must be true for the vulnerability to be applicable

Scores

CVSS v3 6.6
EPSS 0.0063
EPSS Percentile 70.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-502
Status published

Affected Products (2)

mongodb/c\#_driver < 2.19.0
nuget/MongoDB.Driver < 2.19.0NuGet

Timeline

Published Feb 21, 2023
Tracked Since Feb 18, 2026