CVE-2020-11457
MEDIUMCVSS 5.4/10EPSS 9.28%
Last modified
CVE-2020-11457 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. pfSense before 2.4.5 has stored XSS in system_usermanager_addprivs.php in the WebGUI via the descr parameter (aka full name) of a user.. EPSS estimates a 9.28% chance of exploitation in the next 30 days.
Description
pfSense before 2.4.5 has stored XSS in system_usermanager_addprivs.php in the WebGUI via the descr parameter (aka full name) of a user.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Netgate | Pfsense | < 2.4.5 |
References
- https://github.com/pfsense/pfsense/commit/3c1e53dabe966f27c9097a5a923e77f49ae5fffaPatch, Third Party Advisory
- https://www.netgate.com/assets/downloads/advisories/pfSense-SA-20_06.webgui.ascPatch, Vendor Advisory
- https://github.com/pfsense/pfsense/commit/3c1e53dabe966f27c9097a5a923e77f49ae5fffaPatch, Third Party Advisory
- https://www.netgate.com/assets/downloads/advisories/pfSense-SA-20_06.webgui.ascPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-11457?
pfSense before 2.4.5 has stored XSS in system_usermanager_addprivs.php in the WebGUI via the descr parameter (aka full name) of a user.
How severe is CVE-2020-11457?
CVE-2020-11457 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 9.28% probability of exploitation in the next 30 days.
How do I fix CVE-2020-11457?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-11457?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST