Free5gc
by Free5gc
Source repositories
CVEs (82)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-47346 | Hig | 0.49 | 7.5 | 0.01 | Nov 13, 2023 | Buffer Overflow vulnerability in free5gc 3.3.0, UPF 1.2.0, and SMF 1.2.0 allows attackers to cause a denial of service via crafted PFCP messages. | ||
| CVE-2022-38871 | Hig | 0.49 | 7.5 | 0.01 | Nov 18, 2022 | In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages. | ||
| CVE-2022-38870 | Hig | 0.49 | 7.5 | 0.03 | Oct 25, 2022 | Free5gc v3.2.1 is vulnerable to Information disclosure. | ||
| CVE-2026-44328 | Hig | 0.46 | 8.2 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without inbound OAuth2 middleware. On top of that, the DELETE /upi/v1/upNodesLinks/{upNodeRef} handler unconditionally dereferences upNode.UPF… | ||
| CVE-2026-42083 | Hig | 0.46 | 8.2 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, PCF Npcf_SMPolicyControl missing authentication middleware allows unauthenticated access to SM policy handlers and disclosure of subscriber SUPI. In NewServer(), the smPolicyGroup route group is… | ||
| CVE-2026-44325 | Hig | 0.42 | 7.5 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NRF root SBI endpoint POST /oauth2/token contains a parser-level type-confusion bug family. The handler in NFs/nrf/internal/sbi/api_accesstoken.go reflects over… | ||
| CVE-2026-44322 | Hig | 0.42 | 7.5 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF PATCH /3gpp-pfd-management/v1/{afId}/transactions/{transId}/applications/{appId} handler panics with a nil-pointer dereference when the upstream UDR call fails AND the consumer wrapper… | ||
| CVE-2026-44321 | Hig | 0.42 | 7.5 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without inbound OAuth2 middleware. The POST /upi/v1/upNodesLinks create-or-update handler accepts attacker-controlled JSON and passes it directly… | ||
| CVE-2026-44319 | Hig | 0.42 | 7.5 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF terminates the entire process when a stored PFD-subscription notifyUri cannot be reached. In PfdChangeNotifier.FlushNotifications(), the notifier calls NnefPFDmanagementNotify(...) and… | ||
| CVE-2026-44316 | Hig | 0.42 | 7.5 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's PCF POST /npcf-smpolicycontrol/v1/sm-policies handler (HandleCreateSmPolicyRequest) panics with a nil-pointer dereference when a downstream OpenAPI consumer call (UDR lookup) returns 404… | ||
| CVE-2026-42459 | Hig | 0.42 | 7.5 | 0.00 | May 27, 2026 | free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the free5GC UDM component fails to validate the supi path parameter in six GET handlers of the nudm-sdm (Subscriber Data Management) service. An unauthenticated attacker can inject control… | ||
| CVE-2026-41135 | Hig | 0.42 | 7.5 | 0.01 | Apr 22, 2026 | free5GC UDR is the Policy Control Function (PCF) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. A memory leak vulnerability in versions prior to 1.4.3 allows any unauthenticated attacker with network access to the PCF SBI interface to cause… | ||
| CVE-2026-40248 | Hig | 0.42 | 7.5 | 0.00 | Apr 16, 2026 | free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for creating or updating Traffic Influence Subscriptions checks whether the influenceId path segment equals subs-to-notify, but does not return after… | ||
| CVE-2026-40247 | Hig | 0.42 | 7.5 | 0.00 | Apr 16, 2026 | free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for reading Traffic Influence Subscriptions checks whether the influenceId path segment equals subs-to-notify, but does not return after sending the HTTP… | ||
| CVE-2026-40245 | Hig | 0.42 | 7.5 | 0.01 | Apr 16, 2026 | Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions 4.2.1 and below contain an information disclosure vulnerability in the UDR (Unified Data Repository) service. The handler for GET /nudr-dr/v2/application-data/influenceData/s… | ||
| CVE-2026-30653 | Hig | 0.42 | 7.5 | 0.00 | Mar 24, 2026 | An issue in Free5GC v.4.2.0 and before allows a remote attacker to cause a denial of service via the function HandleAuthenticationFailure of the component AMF | ||
| CVE-2026-33064 | Hig | 0.42 | 7.5 | 0.00 | Mar 20, 2026 | Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions prior to 1.4.2 are vulnerable to procedure panic caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attacker can cause the UDM service to panic… | ||
| CVE-2026-33063 | Hig | 0.42 | 7.5 | 0.01 | Mar 20, 2026 | free5GC is an open source 5G core network. free5GC AUSF prior to version 1.4.2 has is an Improper Null Check vulnerability leading to Denial of Service. All deployments of free5GC v4.0.1 using the AUSF UE authentication service (`/nausf-auth/v1/ue-authentications` endpoint) are… | ||
| CVE-2026-33062 | Hig | 0.42 | 7.5 | 0.01 | Mar 20, 2026 | free5GC is an open source 5G core network. free5GC NRF prior to version 1.4.2 has an Improper Input Validation vulnerability leading to Denial of Service. All deployments of free5GC using the NRF discovery service are affected. The `EncodeGroupId` function attempts to access… | ||
| CVE-2025-60638 | Hig | 0.42 | 7.5 | 0.00 | Nov 24, 2025 | An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Nnssf_NSSAIAvailability API. |
- risk 0.49cvss 7.5epss 0.01
Buffer Overflow vulnerability in free5gc 3.3.0, UPF 1.2.0, and SMF 1.2.0 allows attackers to cause a denial of service via crafted PFCP messages.
- risk 0.49cvss 7.5epss 0.01
In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages.
- risk 0.49cvss 7.5epss 0.03
Free5gc v3.2.1 is vulnerable to Information disclosure.
- risk 0.46cvss 8.2epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without inbound OAuth2 middleware. On top of that, the DELETE /upi/v1/upNodesLinks/{upNodeRef} handler unconditionally dereferences upNode.UPF…
- risk 0.46cvss 8.2epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, PCF Npcf_SMPolicyControl missing authentication middleware allows unauthenticated access to SM policy handlers and disclosure of subscriber SUPI. In NewServer(), the smPolicyGroup route group is…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NRF root SBI endpoint POST /oauth2/token contains a parser-level type-confusion bug family. The handler in NFs/nrf/internal/sbi/api_accesstoken.go reflects over…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF PATCH /3gpp-pfd-management/v1/{afId}/transactions/{transId}/applications/{appId} handler panics with a nil-pointer dereference when the upstream UDR call fails AND the consumer wrapper…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without inbound OAuth2 middleware. The POST /upi/v1/upNodesLinks create-or-update handler accepts attacker-controlled JSON and passes it directly…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF terminates the entire process when a stored PFD-subscription notifyUri cannot be reached. In PfdChangeNotifier.FlushNotifications(), the notifier calls NnefPFDmanagementNotify(...) and…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's PCF POST /npcf-smpolicycontrol/v1/sm-policies handler (HandleCreateSmPolicyRequest) panics with a nil-pointer dereference when a downstream OpenAPI consumer call (UDR lookup) returns 404…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the free5GC UDM component fails to validate the supi path parameter in six GET handlers of the nudm-sdm (Subscriber Data Management) service. An unauthenticated attacker can inject control…
- risk 0.42cvss 7.5epss 0.01
free5GC UDR is the Policy Control Function (PCF) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. A memory leak vulnerability in versions prior to 1.4.3 allows any unauthenticated attacker with network access to the PCF SBI interface to cause…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for creating or updating Traffic Influence Subscriptions checks whether the influenceId path segment equals subs-to-notify, but does not return after…
- risk 0.42cvss 7.5epss 0.00
free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for reading Traffic Influence Subscriptions checks whether the influenceId path segment equals subs-to-notify, but does not return after sending the HTTP…
- risk 0.42cvss 7.5epss 0.01
Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions 4.2.1 and below contain an information disclosure vulnerability in the UDR (Unified Data Repository) service. The handler for GET /nudr-dr/v2/application-data/influenceData/s…
- risk 0.42cvss 7.5epss 0.00
An issue in Free5GC v.4.2.0 and before allows a remote attacker to cause a denial of service via the function HandleAuthenticationFailure of the component AMF
- risk 0.42cvss 7.5epss 0.00
Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions prior to 1.4.2 are vulnerable to procedure panic caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attacker can cause the UDM service to panic…
- risk 0.42cvss 7.5epss 0.01
free5GC is an open source 5G core network. free5GC AUSF prior to version 1.4.2 has is an Improper Null Check vulnerability leading to Denial of Service. All deployments of free5GC v4.0.1 using the AUSF UE authentication service (`/nausf-auth/v1/ue-authentications` endpoint) are…
- risk 0.42cvss 7.5epss 0.01
free5GC is an open source 5G core network. free5GC NRF prior to version 1.4.2 has an Improper Input Validation vulnerability leading to Denial of Service. All deployments of free5GC using the NRF discovery service are affected. The `EncodeGroupId` function attempts to access…
- risk 0.42cvss 7.5epss 0.00
An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Nnssf_NSSAIAvailability API.
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