CVE-2021-33224 — CRITICAL (9.8)

Vulnerability Description

File upload vulnerability in Umbraco Forms v.8.7.0 allows unauthenticated attackers to execute arbitrary code via a crafted web.config and asp file.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Umbraco	Umbraco Forms	8.7.0

Related Weaknesses (CWE)

CWE-434

References

http://umbraco.comProduct
https://our.umbraco.com/packages/developer-tools/umbraco-formsRelease Notes
http://umbraco.comProduct
https://our.umbraco.com/packages/developer-tools/umbraco-formsRelease Notes

FAQ

What is CVE-2021-33224?

CVE-2021-33224 is a vulnerability with a CVSS score of 9.8 (CRITICAL). File upload vulnerability in Umbraco Forms v.8.7.0 allows unauthenticated attackers to execute arbitrary code via a crafted web.config and asp file.

How severe is CVE-2021-33224?

CVE-2021-33224 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-2021-33224?

Check the references section above for vendor advisories and patch information. Affected products include: Umbraco Umbraco Forms.