Arbitrary Code Execution Affecting com.cronutils:cron-utils package, versions [,9.1.6)


0.0
critical

Snyk CVSS

    Attack Complexity Low
    Scope Changed
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 2.75% (90th percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-JAVA-COMCRONUTILS-1921097
  • published 16 Nov 2021
  • disclosed 15 Nov 2021
  • credit Unknown

How to fix?

Upgrade com.cronutils:cron-utils to version 9.1.6 or higher.

Overview

com.cronutils:cron-utils is a Java library to parse, migrate and validate crons as well as describe them in human readable language.

Affected versions of this package are vulnerable to Arbitrary Code Execution via Template Injection that enables attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE).