CVE-2023-30803

9.8 CRITICAL
Published: October 10, 2023 Modified: November 28, 2025

Description

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authentication bypass vulnerability. A remote and unauthenticated attacker can bypass authentication and access administrative functionality by sending HTTP requests using a crafted Y-forwarded-for header.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
Source: disclosure@vulncheck.com
Third Party Advisory
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
Source: af854a3a-2127-422b-91ae-364da2661108
Product
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
0.7%
71th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

sangfor