Is CVE-2015-6511 actively exploited?

CVE-2015-6511 has no public evidence of in-the-wild exploitation as of 2025-04-12.

What is the CVSS score for CVE-2015-6511?

CVE-2015-6511 has a CVSS score of 4.3 (UNKNOWN severity). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N.

How do I patch CVE-2015-6511?

Patch guidance is available from netgate security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2015-6511.

CVE-2015-6511 - remediation guidance & executive summary

Description

Cross-site scripting (XSS) vulnerability in pfSense before 2.2.3 allows remote attackers to inject arbitrary web script or HTML via the server[] parameter to services_ntpd.php.

CVSS Metrics

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector: network
Access Cmplx: medium
Auth: none
Confidentiality: none
Integrity: partial
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: NETGATE
Published: 8/18/2015
Last Modified: 4/12/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2015-6511

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary