XSS Vulnerability in pfSense 2.5.0 by Netgate
CVE-2021-27933

6.1MEDIUM

Key Information:

Vendor

Pfsense

Status
Pfsense
Vendor
CVE Published:
28 April 2021

What is CVE-2021-27933?

pfSense version 2.5.0 is vulnerable to a Cross-Site Scripting (XSS) attack through the services_wol_edit.php file, specifically via the Description field. This allows attackers to inject malicious scripts, potentially leading to unauthorized actions performed in the context of a user's session. Proper validation and sanitization of user-inputted data are crucial for preventing exploitation of this vulnerability.

References

http://seclists.org/fulldisclosure/2021/Apr/61
mailing-listx_refsource_FULLDISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.