Remote Code Execution Affecting com.alibaba:fastjson Open this link in a new tab package, versions [,1.2.25)


0.0
critical
  • Exploit Maturity

    Mature

  • Attack Complexity

    High

  • Scope

    Changed

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

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  • snyk-id

    SNYK-JAVA-COMALIBABA-73578

  • published

    23 Jan 2019

  • disclosed

    26 Dec 2017

  • credit

    Unknown

How to fix?

Upgrade com.alibaba:fastjson to version 1.2.25 or higher.

Overview

com.alibaba:fastjson is a fast JSON parser/generator for Java.

Affected versions of this package are vulnerable to Remote Code Execution. It allows remote attackers to execute arbitrary code via a crafted JSON request, as it did not properly deserialise object arrays when parsing JSON objects.