CVE Catalog

CVE-2025-56568

High
Published: Translated: NVD NIST

Summary

CVE-2025-56568 describes an assertion failure vulnerability in the PCO (Protocol Configuration Options) parser in the SMF (Session Management Function) component of Open5GS before version 2.7.5. This allows remote attackers to cause denial of service via specially crafted NGAP messages containing malformed length fields in protocol configuration data.

Risk Assessment

Organizations may be exposed to denial of service attacks, potentially disrupting services and affecting session management system operations.

Recommendation

It is recommended to upgrade Open5GS to version 2.7.5 or later to mitigate this vulnerability and to monitor NGAP traffic for potential attacks.

Related vulnerabilities

Original NVD description (English source)

Assertion failure vulnerability in the PCO (Protocol Configuration Options) parser in the SMF (Session Management Function) component of Open5GS before v2.7.5 allows remote attackers to cause denial of service via specially crafted NGAP messages containing malformed length fields in protocol configuration data.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS