CVE-2023-30803

CRITICAL

Sangfor Next-Gen Application Firewall NGAF8.0.17 - Unauthenticated Authentication Bypass via Y-forwarded-for Header

Title source: llm
STIX 2.1

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.

References (3)

Core 3
Core References
Exploit, Third Party Advisory third-party-advisory exploit technical-description
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
Third Party Advisory third-party-advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-bypass

Scores

CVSS v3 9.8
EPSS 0.1821
EPSS Percentile 96.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-290
Status published
Products (1)
sangfor/next-gen_application_firewall 8.0.17
Published Oct 10, 2023
Tracked Since Feb 18, 2026