Vulnerability Description
An issue was discovered in CALDERA 2.8.1. It contains multiple startup "requirements" that execute commands when starting the server. Because these commands can be changed via the REST API, an authenticated user can insert arbitrary commands that will execute when the server is restarted.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mitre | Caldera | <= 2.8.1 |
Related Weaknesses (CWE)
References
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42559-Command%ExploitThird Party Advisory
- https://github.com/mitre/caldera/releasesRelease Notes
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42559-Command%ExploitThird Party Advisory
- https://github.com/mitre/caldera/releasesRelease Notes
FAQ
What is CVE-2021-42559?
CVE-2021-42559 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in CALDERA 2.8.1. It contains multiple startup "requirements" that execute commands when starting the server. Because these commands can be changed via the REST API, an authent...
How severe is CVE-2021-42559?
CVE-2021-42559 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-42559?
Check the references section above for vendor advisories and patch information. Affected products include: Mitre Caldera.