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Vulnerability record · CVE-2023-30804 · published 10 October 2023

CVE-2023-30804: Sangfor next-gen application firewall information exposure vulnerability

Sangfor · Next Gen Application Firewall

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authenticated file disclosure vulnerability. A remote and authenticated attacker can read arbitrary system files using the svpn_html/loadfile.php endpoint. This issue is exploitable by a remote and unauthenticated attacker when paired with CVE-2023-30803.

6.5 CVSS 3.1 Medium EPSS 13% · top 3.8% CWE-200 · Information exposure
6.5CVSS 3.1 base score
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authenticated file disclosure vulnerability. A remote and authenticated attacker can read arbitrary system files using the svpn_html/loadfile.php endpoint. This issue is exploitable by a remote and unauthenticated attacker when paired with CVE-2023-30803.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4 Product
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/ ExploitThird Party Advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-file-disclosure Third Party Advisory
https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4 Product
https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/ ExploitThird Party Advisory
https://vulncheck.com/advisories/sangfor-ngaf-auth-file-disclosure Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-30805Sangfor NGAF unauthenticated OS command injection in login endpointSangfor Next-Gen Application Firewall 8.0.17 mishandles shell metacharacters in the "un" parameter of the /LogInOut.php endpoint, allowing OS command…EPSS 66%analysed9.8CVE-2023-30806Sangfor NGAF unauthenticated OS command injection via PHPSESSID cookieSangfor Next-Gen Application Firewall version NGAF8.0.17 mishandles shell meta-characters in the PHPSESSID cookie, allowing OS command injection. A r…EPSS 66%analysed9.8CVE-2023-30803Sangfor next-gen application firewall authentication bypass by spoofing vulnerabilityThe Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authentication bypass vulnerability. A remote and unauthenticated at…EPSS 18%5.3CVE-2023-30802Sangfor next-gen application firewall exposure of resource to wrong sphere vulnerabilityThe Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to a source code disclosure vulnerability. A remote and unauthenticated at…EPSS 0.65%5.9CVE-2025-68686FortiOS symbolic link patch bypass exposes sensitive informationFortiOS contains an information exposure flaw (CWE-200) that lets a remote unauthenticated attacker bypass the patch for the symbolic link persistenc…KEVEPSS 30%analysed7.5CVE-2026-20133Cisco Catalyst SD-WAN Manager insufficient file system restrictions expose dataCisco Catalyst SD-WAN Software has insufficient file system restrictions that let an attacker read sensitive files on the underlying operating system…KEVEPSS 32%analysed7.5CVE-2025-31125Vite dev server improper access control exposes arbitrary filesVite's dev server fails to restrict file access when a request uses the ?inline&import or ?raw?import query patterns, allowing content of files that …KEVEPSS 65%analysed5.5CVE-2026-20805Windows Desktop Window Manager information disclosureDesktop Windows Manager (DWM) in Microsoft Windows exposes sensitive information to an unauthorized actor, allowing a local attacker with existing ac…KEVEPSS 7.2%analysed

Source: NIST National Vulnerability Database (record CVE-2023-30804), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.