CVE-2025-5520: Reachable Assertion

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

Exploit for Classic Buffer Overflow in Free5Gc

CVE-2025-29632 the information for the vulnerability covered b...

CVE-2025-29632

Free5gc version 4.0.0 and previous versions are vulnerable to a buffer overflow that allows a remote attacker to cause a denial of service (DoS) . The issue occurs because the AMF component fails to verify if the nASPDU content is empty when processing the InitialUEMessage ; it only checks for a ...

CVE-2025-29632

Buffer Overflow vulnerability in Free5gc v.4.0.0 allows a remote attacker to cause a denial of service via the AMF, NGAP, security.go, handlergenerated.go, handleInitialUEMessageMain, DecodePlainNasNoIntegrityCheck, GetSecurityHeaderType components...

CVE-2025-29632: Buffer Copy without Checking Size of Input

Buffer Overflow vulnerability in Free5gc v.4.0.0 allows a remote attacker to cause a denial of service via the AMF, NGAP, security.go, handlergenerated.go, handleInitialUEMessageMain, DecodePlainNasNoIntegrityCheck, GetSecurityHeaderType components...

CVE-2025-29632

Buffer Overflow vulnerability in Free5gc v.4.0.0 allows a remote attacker to cause a denial of service via the AMF, NGAP, security.go, handlergenerated.go, handleInitialUEMessageMain, DecodePlainNasNoIntegrityCheck, GetSecurityHeaderType components...

CVE-2024-34476

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

CVE-2024-34475

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

CVE-2024-24445

OpenAirInterface CN5G AMF oai-cn5g-amf = 2.0.0 contains a null dereference in its handling of unsupported NGAP protocol messages which allows an attacker with network-adjacent access to the AMF to carry out denial of service. When a procedure code/presence field tuple is received that is...

CVE-2024-24447

A buffer overflow in the ngapamfhandlepdusessionresourcesetupresponse function of oai-cn5g-amf up to v2.0.0 allows attackers to cause a Denial of Service DoS via a PDU Session Resource Setup Response with an empty Response Item list...

CVE-2024-24442

A NULL pointer dereference in the ngapapp::handlereceive routine of OpenAirInterface CN5G AMF oai-cn5g-amf up to v2.0.0 allows attackers to cause a Denial of Service DoS via a crafted NGAP message...

CVE-2024-24451

A stack overflow in the sctpserver::sctpreceiverthread component of OpenAirInterface CN5G AMF oai-cn5g-amf up to v2.0.0 allows attackers to cause a Denial of Service DoS by repeatedly establishing SCTP connections with the N2 interface...

CVE-2024-24443

An uninitialized pointer dereference in the ngaphandlepdusessionresourcesetupresponse routine of OpenAirInterface CN5G AMF oai-cn5g-amf up to v2.0.0 allows attackers to cause a Denial of Service DoS via a crafted PDU Session Resource Setup Response...

CVE-2024-24449

An uninitialized pointer dereference in the NasPdu::NasPdu component of OpenAirInterface CN5G AMF up to v2.0.0 allows attackers to cause a Denial of Service DoS via a crafted InitialUEMessage message sent to the AMF...

CVE-2022-43677

In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString...

CVE-2022-40890

A vulnerability in /src/amf/amf-context.c in Open5GS 2.4.10 and earlier leads to AMF denial of service...

Open5GS Denial of Service Vulnerability (CNVD-2025-08793)

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A denial of service vulnerability exists in Open5GS, which can be exploited by an attacker to send a switching request to cause the AMF to crash, resulting in a denial of...

CVE-2025-25774

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...

CVE-2025-25774

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...

CVE-2025-25774

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...