GitHub Advisoryadvisory · Maven

GHSA-pfj3-56hm-jwq5 Template injection in cron-utils

CRITICAL Published 2020-11-24 Modified 2021-01-07 Official page ↗
Aliases
CVE-2020-26238
Ecosystem
Maven
Packages
com.cronutils:cron-utils
Severity
Critical
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Weaknesses
CWE-74
Reviewed
2020-11-24

Affected packages

• Maven com.cronutils:cron-utils: < 9.1.3 → fixed in 9.1.3

Description

Impact A Template Injection was identified in cron-utils enabling attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE) vulnerability. Versions up to 9.1.2 are susceptible to this vulnerability. Please note, that only projects using the @Cron annotation to validate untrusted Cron expressions are affected. Patches The issue was patched and a new version released. Please upgrade to version 9.1.3. Workarounds There are no known workarounds up to this moment. References A description of the issue is provided in issue 461 For more information If you have any questions or comments about this advisory: • Open an issue in cron-utils Github repository

Related

Alias · CVE (1)

  • CVE-2020-26238 Cron-utils is a Java library to parse, validate, migrate crons as well as get human readable descriptions for them. vulnerability

Weakness · CWE (1)

  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component weakness

References