Open5gs

A security flaw has been discovered in Open5GS 2.7.7. This affects the function amf_context_final of the file src/amf/context.c of the component AMF. Performing a manipulation results in use after free. The attack is only possible with local access. The exploit has been released…

A vulnerability was detected in Open5GS up to 2.7.7. Affected by this vulnerability is the function amf_nnrf_handle_nf_discover of the file src/amf/nnrf-handler.c of the component AMF. The manipulation results in denial of service. The attack may be launched remotely. The…

A security flaw has been discovered in Open5GS up to 2.7.7. This vulnerability affects the function ogs_sbi_xact_add in the library /lib/core/ogs-timer.c of the component ue-authentications Endpoint. Performing a manipulation results in denial of service. The attack may be…

A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function ogs_sbi_subscription_data_add/ogs_sbi_nf_service_add in the library /lib/sbi/context.c of the component NRF. Executing a manipulation can lead to denial of service. It is possible to launch the…

A flaw has been found in Open5GS up to 2.7.6. This impacts the function ogs_sbi_nf_instance_set_id in the library /lib/sbi/context.c of the component NRF. Executing a manipulation of the argument nfInstanceId can lead to denial of service. The attack may be performed from…

A vulnerability was detected in Open5GS up to 2.7.7. Impacted is the function ogs_sbi_stream_find_by_id in the library /lib/sbi/nghttp2-server.c of the component NSSF. Performing a manipulation results in denial of service. Attacking locally is a requirement. The exploit is now…

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument reg_type leads to denial of service. The attack is possible to be carried out remotely. Upgrading to…

A vulnerability was found in Open5GS up to 2.7.5. It has been classified as problematic. Affected is the function amf_nsmf_pdusession_handle_release_sm_context of the file src/amf/nsmf-handler.c of the component AMF Service. The manipulation leads to reachable assertion.…

A vulnerability was found in Open5GS up to 2.7.5. Affected by this vulnerability is the function ogs_pfcp_handle_create_pdr in the library lib/pfcp/handler.c of the component PFCP. The manipulation results in improper initialization. It is possible to launch the attack remotely.…

A vulnerability has been found in Open5GS up to 2.7.6. Affected is the function ogs_pfcp_pdr_find_or_add/ogs_pfcp_far_find_or_add/ogs_pfcp_urr_find_or_add/ogs_pfcp_qer_find_or_add in the library lib/pfcp/context.c of the component QER/FAR/URR/PDR. The manipulation leads to…

A weakness has been identified in Open5GS up to 2.7.6. Affected by this issue is the function sgwc_s5c_handle_create_session_response of the file src/sgwc/s5c-handler.c of the component GTPv2-C Flow Handler. Executing a manipulation can lead to denial of service. The attack…

A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function ogs_gtp2_parse_bearer_qos in the library lib/gtp/v2/types.c of the component Bearer QoS IE Length Handler. Performing a manipulation results in denial of service. The…

A vulnerability was identified in Open5GS up to 2.7.6. Affected is the function sgwc_s11_handle_create_session_request of the file src/sgwc/s11-handler.c of the component GTPv2-C F-TEID Handler. Such manipulation leads to denial of service. The attack must be carried out…

A security flaw has been discovered in Open5GS up to 2.7.6. The impacted element is the function gmm_state_security_mode of the file src/amf/gmm-sm.c of the component NGAP Handover. Performing a manipulation results in race condition. The attack can be initiated remotely. The…

A flaw has been found in Open5GS up to 2.7.5. This impacts the function ogs_pfcp_handle_create_pdr in the library lib/pfcp/handler.c of the component FAR-ID Handler. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remote. The…

In Open5GS through version 2.7.7 a pre-authentication heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler may result in subscriber-wide denial of service.

A vulnerability was identified in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_modify_bearer_response/sgwc_sxa_handle_session_modification_response of the component PGW S5U Address Handler. The manipulation leads to null pointer dereference. The attack can be…

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwc_s5c_handle_modify_bearer_response of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched…

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_bearer_resource_failure_indication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated…

A vulnerability was determined in Open5GS up to 2.7.6. Impacted is the function sgwc_s11_handle_downlink_data_notification_ack of the file src/sgwc/s11-handler.c of the component sgwc. This manipulation causes denial of service. The attack can be initiated remotely. The exploit…

A security flaw has been discovered in Open5GS up to 2.7.5. This issue affects some unknown processing of the component Timer Handler. The manipulation results in resource consumption. The attack may be performed from remote. The exploit has been released to the public and may…

A vulnerability was found in Open5GS up to 2.7.6. Affected by this issue is the function sgwc_s5c_handle_create_session_response of the file src/sgwc/s5c-handler.c. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. The exploit…

A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to…

A flaw has been found in Open5GS up to 2.7.5. This affects the function decode_ipv6_header/ogs_pfcp_pdr_rule_find_by_packet of the file lib/pfcp/rule-match.c of the component PFCP Session Establishment Request Handler. Executing a manipulation can lead to reachable assertion. It…

In Open5GS 2.7.6, AMF crashes when receiving an abnormal NGSetupRequest message, resulting in denial of service.

Open5GS v2.7.5, prior to commit 67ba7f92bbd7a378954895d96d9d7b05d5b64615, is vulnerable to a NULL pointer dereference when a multipart/related HTTP POST request with an empty HTTP body is sent to the SBI of either AMF, AUSF, BSF, NRF, NSSF, PCF, SMF, UDM, or UDR, resulting in a…

Assertion failure in function ngap_build_downlink_nas_transport in file src/amf/ngap-build.c, the Access and Mobility Management Function (AMF) component, in Open5GS thru 2.7.5 allowing attackers to cause a denial of service or other unspecified impacts via repeated UE connect…

A security flaw has been discovered in Open5GS up to 2.7.5. The impacted element is the function gmm_state_exception of the file src/amf/gmm-sm.c. The manipulation results in reachable assertion. It is possible to launch the attack remotely. The exploit has been released to the…

A vulnerability was determined in Open5GS up to 2.7.5. Affected by this issue is the function smf_gsm_state_wait_pfcp_deletion of the file src/smf/gsm-sm.c of the component SMF. The manipulation leads to denial of service. The attack may be launched remotely. The exploit has…

A vulnerability was found in Open5GS up to 2.7.5. Affected by this vulnerability is the function ngap_build_downlink_nas_transport of the component AMF. The manipulation leads to reachable assertion. The attack can be launched remotely. The exploit has been disclosed to the…

A vulnerability has been found in Open5GS up to 2.7.5. Affected is the function gmm_state_de_registered/gmm_state_exception of the file src/amf/gmm-sm.c of the component AMF. The manipulation leads to denial of service. It is possible to launch the attack remotely. Upgrading to…

A vulnerability was determined in Open5GS up to 2.7.5. This vulnerability affects the function smf_state_operational of the file src/smf/smf-sm.c of the component SMF. The manipulation of the argument stream leads to denial of service. The attack can be initiated remotely. The…

A vulnerability was found in Open5GS up to 2.7.5. This affects the function gmm_state_exception of the file src/amf/gmm-sm.c of the component AMF. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the…

A vulnerability has been found in Open5GS up to 2.7.5. Affected by this issue is the function esm_handle_pdn_connectivity_request of the file src/mme/esm-handler.c of the component AMF Component. The manipulation leads to denial of service. The attack may be launched remotely.…

A vulnerability was identified in Open5GS up to 2.7.5. Affected by this vulnerability is the function amf_npcf_am_policy_control_build_create/amf_nsmf_pdusession_build_create_sm_context of the file src/amf/npcf-build.c of the component AMF. The manipulation leads to denial of…

A vulnerability classified as problematic was found in Open5GS up to 2.7.3. Affected by this vulnerability is the function ngap_recv_handler/s1ap_recv_handler/recv_handler of the component SCTP Partial Message Handler. The manipulation leads to reachable assertion. The attack…

A vulnerability, which was classified as problematic, has been found in Open5GS up to 2.7.5. This issue affects the function amf_state_operational of the file src/amf/amf-sm.c of the component AMF Service. The manipulation leads to reachable assertion. It is possible to launch…

A missing length check in `ogs_pfcp_dev_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dev` field with a value with length greater than 32.

A vulnerability was found in Open5GS up to 2.7.3. It has been declared as problematic. Affected by this vulnerability is the function common_register_state of the file src/mme/emm-sm.c of the component AMF/MME. The manipulation of the argument ran_ue_id leads to denial of…

A vulnerability was found in Open5GS up to 2.7.3. It has been classified as problematic. Affected is the function gmm_state_authentication/emm_state_authentication of the component AMF/MME. The manipulation leads to reachable assertion. It is possible to launch the attack…

A vulnerability classified as problematic was found in Open5GS up to 2.7.3. Affected by this vulnerability is the function ngap_handle_path_switch_request_transfer of the file src/smf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads…

An issue was discovered in Open5GS v2.7.2. When a UE switches between two gNBs and sends a handover request at a specific time, it may cause an exception in the AMF's internal state machine, leading to an AMF crash and resulting in a Denial of Service (DoS).

A vulnerability classified as problematic was found in Open5GS up to 2.7.2. Affected by this vulnerability is the function amf_nsmf_pdusession_handle_update_sm_context of the file src/amf/nsmf-handler.c of the component AMF. The manipulation leads to denial of service. The…

A vulnerability was found in Open5GS up to 2.7.2. It has been declared as problematic. Affected by this vulnerability is the function gmm_state_authentication of the file src/amf/gmm-sm.c of the component AMF. The manipulation leads to denial of service. The attack can be…

An issue was discovered in Open5gs v2.7.2. InitialUEMessage, Registration request sent at a specific time can crash AMF due to incorrect error handling of gmm_state_exception() function upon receipt of the Nausf_UEAuthentication_Authenticate response.

An issue in Open5GS v.2.7.2 allows a remote attacker to cause a denial of service via the ogs_dbi_auth_info function in lib/dbi/subscription.c file.

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: ogs_nas_encrypt in lib/nas/common/security.c for pkbuf->len.

Open5GS before 2.7.1 is vulnerable to a reachable assertion that can cause an AMF crash via NAS messages from a UE: gmm_state_authentication in amf/gmm-sm.c for != OGS_ERROR.

An issue was discovered in open5gs v2.6.6. SIGPIPE can be used to crash AMF.

An issue was discovered in open5gs v2.6.6. InitialUEMessage, Registration request sent at a specific time can crash AMF due to incorrect error handling of Nudm_UECM_Registration response.