SB2019120419 - Remote code execution in Fastjson
Published: December 4, 2019 Updated: May 23, 2022
Security Bulletin ID
SB2019120419
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: N/A)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted JSON data packets and execute arbitrary code on the target Fastjson server.
Remediation
Install update from vendor's website.