Is CVE-2021-20729 actively exploited?

CVE-2021-20729 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-20729?

CVE-2021-20729 has a CVSS score of 6.1 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

How do I patch CVE-2021-20729?

Patch guidance is available from netgate security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-20729.

Which products are affected by CVE-2021-20729?

2 products: netgate pfsense plus, pfsense pfsense.

CVE-2021-20729 - remediation guidance & executive summary

Description

Cross-site scripting vulnerability in pfSense CE and pfSense Plus (pfSense CE software versions 2.5.2 and earlier, and pfSense Plus software versions 21.05 and earlier) allows a remote attacker to inject an arbitrary script via a malicious URL.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: changed
Confidentiality: low
Integrity: low
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: NETGATE
Published: 3/31/2022
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-20729

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary