SB2021111302 - Remote code execution in json-schema



SB2021111302 - Remote code execution in json-schema

Published: November 13, 2021 Updated: June 7, 2022

Security Bulletin ID SB2021111302
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Code Injection (CVE-ID: CVE-2021-3918)

The disclosed vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient sanitization of user-supplied data during the validation of a JSON object. A remote attacker can pass a specially crafted JSON file for validation and execute arbitrary code.


Remediation

Install update from vendor's website.