CVE-2021-3172

HIGH
Published Feb 17, 20233y ago · Modified Jun 17, 20262w ago
8.1 CVSS 3.1
High
Find Similar
Published Feb 17, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

Description

An issue in Php-Fusion v9.03.90 fixed in v9.10.00 allows authenticated attackers to cause a Distributed Denial of Service via the Polling feature.

CVSS Details

Base Score
8.1
Exploitability
2.8
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-732

Affected Products 1

VendorProductVersionRange
php-fusionphp-fusion*≥9.03.90  –  <9.10.00

References 2

  • github.com https://github.com/PHPFusion/PHPFusion/commit/7b8df6925cc7cfd8585d4f34d9120ff3a2e5753e
    Patch
  • github.com https://github.com/PHPFusion/PHPFusion/issues/2351
    ExploitIssue TrackingThird Party Advisory

Remediation

  • github.com https://github.com/PHPFusion/PHPFusion/commit/7b8df6925cc7cfd8585d4f34d9120ff3a2e5753e
    Patch