#VU23397 Input validation error in Fastjson

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Main Vulnerability Database Vulnerabilities #VU23397

#VU23397 Input validation error in Fastjson

Published: December 4, 2019 / Updated: May 23, 2022


Vulnerability identifier: #VU23397
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Fastjson
Software vendor:
Daye

Description

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.

External links