Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2020-11457 — Cross-site Scripting in Pfsense

CWE-79 — Cross-site Scripting4 documents4 sources
Severity
5.4MEDIUMNVD
EPSS
6.4%
top 8.91%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Affected products
1
Netgate Pfsense
Timeline
PublishedApr 1
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NExploitability: 2.3 | Impact: 2.7

Affected Packages1 packages

▶NVDnetgate/pfsense< 2.4.5

Patches

Patch: github.com ↗Patch: www.netgate.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-wjx8-w8hq-76c5: pfSense before 2↗2022-05-24
▶
CVEList
CVE-2020-11457: pfSense before 2↗2020-04-01
▶

💥Exploits & PoCs

1
Exploit-DB
pfSense 2.4.4-P3 - 'User Manager' Persistent Cross-Site Scripting↗2020-04-06
▶
CVE-2020-11457 — Cross-site Scripting in Pfsense | cvebase