Vulnerability Description
CGI implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to OS command injection.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Yaws | Yaws | >= 1.81, <= 2.0.7 |
| Canonical | Ubuntu Linux | 18.04 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://github.com/erlyaws/yaws/commits/masterPatchThird Party Advisory
- https://github.com/vulnbe/poc-yaws-cgi-shell-injectionExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00022.htmlMailing ListThird Party Advisory
- https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-InExploitThird Party AdvisoryVDB Entry
- https://usn.ubuntu.com/4569-1/Third Party Advisory
- https://vuln.be/post/yaws-xxe-and-shell-injections/ExploitThird Party Advisory
- https://www.debian.org/security/2020/dsa-4773Third Party Advisory
- https://github.com/erlyaws/yaws/commits/masterPatchThird Party Advisory
- https://github.com/vulnbe/poc-yaws-cgi-shell-injectionExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00022.htmlMailing ListThird Party Advisory
- https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-InExploitThird Party AdvisoryVDB Entry
- https://usn.ubuntu.com/4569-1/Third Party Advisory
- https://vuln.be/post/yaws-xxe-and-shell-injections/ExploitThird Party Advisory
- https://www.debian.org/security/2020/dsa-4773Third Party Advisory
FAQ
What is CVE-2020-24916?
CVE-2020-24916 is a vulnerability with a CVSS score of 9.8 (CRITICAL). CGI implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to OS command injection.
How severe is CVE-2020-24916?
CVE-2020-24916 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-24916?
Check the references section above for vendor advisories and patch information. Affected products include: Yaws Yaws, Canonical Ubuntu Linux, Debian Debian Linux.