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.
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Affected Vendors & Products
References
History
Mon, 04 May 2026 21:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | DoS via PCO Parser Assertion Failure in Open5GS SMF |
Mon, 04 May 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Remote Denial of Service via Malformed NGAP Protocol Configuration Options in Open5GS SMF | |
| Weaknesses | CWE-20 CWE-682 |
Mon, 04 May 2026 18:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-617 | |
| Metrics |
cvssV3_1
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Sat, 02 May 2026 00:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Remote Denial of Service via Malformed NGAP Protocol Configuration Options in Open5GS SMF | |
| Weaknesses | CWE-20 CWE-682 |
Thu, 30 Apr 2026 22:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Open5gs
Open5gs open5gs |
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| Vendors & Products |
Open5gs
Open5gs open5gs |
Thu, 30 Apr 2026 20:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| References |
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Status: PUBLISHED
Assigner: mitre
Published: 2026-04-30T00:00:00.000Z
Updated: 2026-05-04T17:52:37.623Z
Reserved: 2025-08-17T00:00:00.000Z
Link: CVE-2025-56568
Updated: 2026-05-04T15:01:17.455Z
Status : Deferred
Published: 2026-04-30T20:16:23.220
Modified: 2026-05-04T18:16:25.527
Link: CVE-2025-56568
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