What is CVE-2020-11457?

CVE-2020-11457 is a medium-severity vulnerability in Netgate Pfsense, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-04-01.

How severe is CVE-2020-11457?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2020-11457 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Netgate Pfsense

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.093 (94.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Netgate Pfsense
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC)
cve@mitre.org (exploit, x_refsource_EXPLOIT-DB)

Frequently asked questions

What is CVE-2020-11457?: CVE-2020-11457 is a medium-severity vulnerability in Netgate Pfsense, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-04-01.
How severe is CVE-2020-11457?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2020-11457 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.