Kurz gesagt
- CVE-2025-66719 ist eine Schwachstelle (KRITISCH (CVSS 9.1)) in github.com/free5gc/nrf, nrf (free5gc).
- Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 0.36%, höher als bei 29.9% aller Schwachstellen.
- Abhilfe: auf 1.4.1 oder neuer aktualisieren.
Description
An issue was discovered in Free5gc NRF 1.4.0. In the access-token generation logic of free5GC, the AccessTokenScopeCheck() function in file internal/sbi/processor/access_token.go bypasses all scope validation when the attacker uses a crafted targetNF value. This allows attackers to obtain an access token with any arbitrary scope.
NVD description
An issue was discovered in Free5gc NRF 1.4.0. In the access-token generation logic of free5GC, the AccessTokenScopeCheck() function in file internal/sbi/processor/access_token.go bypasses all scope validation when the attacker uses a crafted targetNF value. This allows attackers to obtain an access token with any arbitrary scope.
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