VulnerabilityModified
CVE-2023-30803
The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to an authentication bypass vulnerability.
CRITICAL 9.8EPSS 18.2%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 18.2%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 18.21% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-290
- Affected
- sangfor/next-gen application firewall
- Source
- disclosure@vulncheck.com
References
- https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4Product
- https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/Exploit, Third Party Advisory
- https://vulncheck.com/advisories/sangfor-ngaf-auth-bypassThird Party Advisory
- https://aws.amazon.com/marketplace/pp/prodview-uujwjffddxzp4Product
- https://labs.watchtowr.com/yet-more-unauth-remote-command-execution-vulns-in-firewalls-sangfor-edition/Exploit, Third Party Advisory
- https://vulncheck.com/advisories/sangfor-ngaf-auth-bypassThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.