What’s Vulnerable › Vulnerabilities

CVE-2023-30806: Sangfor Next-Gen Application Firewall PHPSESSID Command Injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 65.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-10-10 · updated 2026-06-17
• Weakness: CWE-78

Description

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an operating system command injection vulnerability. A remote and unauthenticated attacker can execute arbitrary commands by sending a crafted HTTP POST request to the /cgi-bin/login.cgi endpoint. This is due to mishandling of shell meta-characters in the PHPSESSID cookie.

Affected products

• Sangfor Net-Gen Application Firewall: ngaf8.0.17

References

• https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
• https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
• https://vulncheck.com/advisories/sangfor-ngaf-sessid-rce
• https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4
• https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/
• https://vulncheck.com/advisories/sangfor-ngaf-sessid-rce

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