CVE-2022-24442: FreeMarker Server-Side Template Injection in JetBrains YouTrack# CVE-2022-24442: FreeMarker Server-Side Template Injection in JetBrains YouTrack
By inserting malicious content in the Notification FTL files, an attacker may perform SSTI (Server-Side Template Injection) attacks, which can leverage FreeMarker exposed objects to bypass restrictions and obtain RCE (Remote Code Execution).
<strong>Note:</strong> This issue exists because of an incomplete fix for CVE-2021-25770.
### Vendor Disclosure:
The vendor's disclosure and fix for this vulnerability can be found [here](https://www.jetbrains.com/privacy-security/issues-fixed/).
### Requirements:
This vulnerability requires:
<br/>
- Valid user credentials
### Proof Of Concept:
More details and the exploitation process can be found in this [PDF](https://github.com/mbadanoiu/CVE-2022-24442/blob/main/YouTrack%20-%20CVE-2022-24442.pdf).
### Additional Resources:
[Awesome article](https://www.synacktiv.com/publications/exploiting-cve-2021-25770-a-server-side-template-injection-in-youtrack) by [Vincent Herbulot of Synacktiv](https://www.synacktiv.com/en/our-team/pentest) that inspired the finding of this vulnerability.
Initial vulnerability [CVE-2021-25770](https://nvd.nist.gov/vuln/detail/CVE-2021-25770) discovered by Vasily Vasilkov.
[4.0K] /data/pocs/3919e19599aaa90ce4976362ed2216ea77101069
├── [1.2K] README.md
└── [4.0M] YouTrack - CVE-2022-24442.pdf
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