PHPNuxBill through 2025.3.20 contains an unauthenticated SQL injection vulnerability in the radius.php FreeRADIUS REST endpoint that interpolates request parameters into whereRaw() queries. Attackers can send crafted username, macAddr or nasid parameters to the accounting or authenticate actions to extract customer records and credentials via time-based blind SQL injection.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v4.0
Weakness Type (CWE)
References 4
https://github.com/hotspotbilling/phpnuxbill
disclosure@vulncheck.com
https://github.com/hotspotbilling/phpnuxbill/blob/2025.3.13/radius.php#L277
disclosure@vulncheck.com
https://github.com/hotspotbilling/phpnuxbill/security/advisories/GHSA-q8ch-r8cv…
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/phpnuxbill-through-2025.3.20-unauthenticat…
disclosure@vulncheck.com