CVE-2021-36100
HIGHCVSS 8.8/10EPSS 1.30%
Last modified
CVE-2021-36100 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Specially crafted string in OTRS system configuration can allow the execution of any system command.. EPSS estimates a 1.30% chance of exploitation in the next 30 days.
Description
Specially crafted string in OTRS system configuration can allow the execution of any system command.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Otrs | Otrs | < 7.0.28 |
| Otrs | Otrs | >= 7.0.30, < 7.0.33 |
| Otrs | Otrs | >= 8.0.0, < 8.0.21 |
| Otrs | Otrs Itsm | < 7.0.19 |
| Otrs | Otrs Itsm | >= 8.0.0, < 8.0.28 |
| Otrs | Otrs Storm | < 8.0.12 |
References
- https://otrs.com/release-notes/otrs-security-advisory-2022-03/Release Notes, Vendor Advisory
- https://otrs.com/release-notes/otrs-security-advisory-2022-03/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-36100?
Specially crafted string in OTRS system configuration can allow the execution of any system command.
How severe is CVE-2021-36100?
CVE-2021-36100 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.
How do I fix CVE-2021-36100?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-36100?
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