Improper Input Validation in alilibaba:fastjson · CVE-2017-18349 · GitHub Advisory Database · GitHub

Improper Input Validation in alilibaba:fastjson

Critical severity GitHub Reviewed Published Oct 24, 2018 to the GitHub Advisory Database • Updated Sep 26, 2023

Package

com.alibaba:fastjson (Maven)

Affected versions

<= 1.2.24

Patched versions

1.2.31

ro.pippo:pippo-fastjson (Maven)

< 1.12.0

1.12.0

Description

parseObject in Fastjson before 1.2.25, as used in FastjsonEngine in Pippo 1.11.0 and other products, allows remote attackers to execute arbitrary code via a crafted JSON request, as demonstrated by a crafted rmi:// URI in the dataSourceName field of HTTP POST data to the Pippo /json URI, which is mishandled in AjaxApplication.java.

References

Published to the GitHub Advisory Database Oct 24, 2018

Reviewed Jun 16, 2020

Last updated Sep 26, 2023

Severity

Critical

9.8

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H