Template injection in cron-utils
### 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](https://github.com/jmrozanec/cron-utils/issues/461) ### For more information If you have any questions or comments about this advisory: * Open an issue in [cron-utils Github repository](https://github.com/jmrozanec/cron-utils)
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-26238US | high8.1 | — | ||
Cron-utils is a Java library to parse, validate, migrate crons as well as get human readable descriptions for them. In cron-utils before version 9.1.3, a template Injection vulnera… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/jmrozanec/cron-utils/commit/4cf373f7352f5d95f0bf6512af8af326b31c835eWEB
- https://github.com/jmrozanec/cron-utils/issues/461WEB
- https://github.com/jmrozanec/cron-utils/security/advisories/GHSA-pfj3-56hm-jwq5WEB
- https://lists.apache.org/thread.html/r390bb7630b7ea8f02bf7adbbe69c0ae8b562c527d663c543d965f959@%3Cgitbox.hive.apache.org%3EWEB
- https://lists.apache.org/thread.html/r432a69a1a85cbcb1f1bad2aa0fbfce0367bf894bf917f6ed7118e7f0@%3Cissues.hive.apache.org%3EWEB
- https://lists.apache.org/thread.html/r50e1b5544c37e408ed7e9a958b28237b1cb9660ba2b3dba46f343e23@%3Cissues.hive.apache.org%3EWEB
- https://lists.apache.org/thread.html/r5f601d15292e3302ad0ae0e89527029546945b1cd5837af7e838d354@%3Cdev.hive.apache.org%3EWEB
- https://lists.apache.org/thread.html/r71083c759dc627f198571b3d48b6745fe798b1d53c34f7ef8de9e7dd@%3Cissues.hive.apache.org%3EWEB
Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.
Free scan