CVE•Published 2023-10-10•Modified 2026-10-01•1 article on news•6 live references•NVD data
CVE-2023-30804Sangfor · Next-gen_application_firewall
Vulnerability data via NVD (ingested)
CVSS v3.1
4.9
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
EPSS percentile
96
Exploit Prediction Scoring System · top 4% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2023-10-10
Modified 2026-10-01
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2023-30804Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product + version
product:"Sangfor Next-gen Application Firewall" version:"8.0.17"Version-pinned fingerprint from NVD's first vulnerable CPE.
Shodan · banner/body mention
http.html:"Next-gen Application Firewall"HTTP body or banner mentions "Next-gen Application Firewall" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2023-30804Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-30804Censys host search filtered to this CVE id.
grep.app
CVE-2023-30804Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-30804GitHub code search for direct mentions.
Google dork
"CVE-2023-30804" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.