CVE-2024-57273
Netgate pfSense CE (prior to 2.8.0 beta release) and corresponding Plus builds is vulnerable to Cross-site scripting (XSS) in the Automatic Configuration Backup (ACB) service, allowing remote attackers to execute arbitrary JavaScript, delete backups, or…
Does this matter?
Lower severity and a low EPSS score (1.24%). Track it; it rarely justifies an emergency change on its own.
Description
Netgate pfSense CE (prior to 2.8.0 beta release) and corresponding Plus builds is vulnerable to Cross-site scripting (XSS) in the Automatic Configuration Backup (ACB) service, allowing remote attackers to execute arbitrary JavaScript, delete backups, or leak sensitive information via an unsanitized "reason" field and a derivable device key generated from the public SSH key.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.24% probability · 67th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- netgate/pfsense ce · netgate/pfsense plus
- Source
- cve@mitre.org
References
- https://blog.brillantit.com/exploiting-pfsense-xss-command-injection-cloud-hijack/Exploit, Third Party Advisory
- https://docs.netgate.com/downloads/pfSense-SA-25_03.webgui.ascThird Party Advisory
- https://www.netgate.com/blog/important-security-updates-for-pfsense-plus-24.11-and-ce-2.7.2Release Notes
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.