CVE-2023-30802— Sangfor Next-Gen Application Firewall Source Code Disclosure
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I. Basic Information for CVE-2023-30802
Vulnerability Information
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Vulnerability Title
Sangfor Next-Gen Application Firewall Source Code Disclosure
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to a source code disclosure vulnerability. A remote and unauthenticated attacker can obtain PHP source code by sending an HTTP request with an invalid Content-Length field.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过源代码导致的信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Sangfor Next-Gen Application Firewall 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sangfor Next-Gen Application Firewall（Sangfor NGAF）是中国深信服（Sangfor）公司的一款应用防火墙。 Sangfor Next-Gen Application Firewall NGAF8.0.17版本存在安全漏洞，该漏洞源于存在源代码泄露问题。攻击者可利用该漏洞通过发送包含无效Content-Length字段的HTTP请求来获取PHP源代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Sangfor | Net-Gen Application Firewall | 8.0.17 | - |
II. Public POCs for CVE-2023-30802
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://vulncheck.com/advisories/sangfor-ngaf-sourcethird-party-advisory
- https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/third-party-advisoryexploittechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2023-30802
Same Patch Batch · Sangfor · 2023-10-10 · 5 CVEs total
| CVE-2023-30806 | 9.8 CRITICAL | Sangfor Next-Gen Application Firewall PHPSESSID Command Injection |
| CVE-2023-30805 | 9.8 CRITICAL | Sangfor Next-Gen Application Firewall Login Un Param Command Injection |
| CVE-2023-30803 | 9.8 CRITICAL | Sangfor Next-Gen Application Firewall Authentication Bypass |
| CVE-2023-30804 | 4.9 MEDIUM | Sangfor Next-Gen Application Firewall Authenticated File Disclosure |
IV. Related Vulnerabilities
Same product: Net-Gen Application Firewall
Same vendor: Sangfor
- CVE-2026-1414
Sangfor Operation and Maintenance Security Management System - CVE-2026-1413
Sangfor Operation and Maintenance Security Management System - CVE-2026-1412
Sangfor Operation and Maintenance Security Management System - CVE-2026-1325
Sangfor Operation and Maintenance Security Management System - CVE-2026-1324
Sangfor Operation and Maintenance Management System SSH Prot
Same weakness: CWE-540
V. Comments for CVE-2023-30802
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