CVE-2017-18349
Improper Input Validation in alilibaba:fastjson
9.8
CRITICAL
CVSS 3.1
EPSS 90.7%
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.
How to fix CVE-2017-18349
To remediate CVE-2017-18349, upgrade the affected package to a fixed version below.
- —upgrade to 1.2.31 or later
- —upgrade to 1.12.0 or later
Is CVE-2017-18349 being exploited?
Likely — EPSS is 90.7%, placing CVE-2017-18349 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (2)
- from 0, < 1.2.31
- from 0, < 1.12.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |