CVE-2017-18349: Improper Input Validation in alilibaba:fastjson

CVE-2017-18349 · Severity: low · CVSS 3 · Published 2018-10-24

Improper Input Validation in alilibaba:fastjson

Technologies: com.alibaba:fastjson (Maven). Vendors: Maven.

Quick answers

Is CVE-2017-18349 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2017-18349 being exploited in the wild.
How severe is CVE-2017-18349?
Low severity, with a CVSS score of 3, published 24 October 2018.
Which products and versions are affected?
com.alibaba:fastjson (Maven) ECOSYSTEM:introduced=0,fixed=1.2.31; ro.pippo:pippo-fastjson (Maven) ECOSYSTEM:introduced=0,fixed=1.12.0.
Is there a fix for CVE-2017-18349?
Yes. com.alibaba:fastjson (Maven): upgrade to 1.2.31 or later; ro.pippo:pippo-fastjson (Maven): upgrade to 1.12.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2017-18349?
Check whether you run com.alibaba:fastjson (Maven) or ro.pippo:pippo-fastjson (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • com.alibaba:fastjson (Maven): upgrade to 1.2.31 or later
    # set com.alibaba:fastjson to 1.2.31 in your pom.xml or build.gradle
  • ro.pippo:pippo-fastjson (Maven): upgrade to 1.12.0 or later
    # set ro.pippo:pippo-fastjson to 1.12.0 in your pom.xml or build.gradle

Affected products

  • com.alibaba:fastjson (Maven) ECOSYSTEM:introduced=0,fixed=1.2.31
  • ro.pippo:pippo-fastjson (Maven) ECOSYSTEM:introduced=0,fixed=1.12.0

Identifiers

  • CVE-2017-18349
  • GHSA-xjrr-xv9m-4pw5

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