PT-2025-2417 · Open5Gs · Open5Gs Mme

Name of the Vulnerable Software and Affected Versions: Open5GS MME versions prior to 2.6.4 Description: The issue allows an attacker to send a malformed ASN.1 packet over the S1AP interface, triggering an assertion that can cause the MME to crash repeatedly, resulting in denial of service. This c...

CVE-2023-37016

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a UE Context Modification Response message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37007

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Handover Cancel message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37016

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a UE Context Modification Response message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37007

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Handover Cancel message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37015: Reachable Assertion

Open5GS MME versions = 2.6.4 contains an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Path Switch Request message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37014: Uncontrolled Resource Consumption

Open5GS MME versions = 2.6.4 contains an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a UE Context Release Request message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37013: Reachable Assertion

Open5GS MME versions = 2.6.4 contains an assertion that can be remotely triggered via a sufficiently large ASN.1 packet over the S1AP interface. An attacker may repeatedly send such an oversized packet to cause the ogssctprecvmsg routine to reach an unexpected network state and crash, leading to...

CVE-2023-37012: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an Initial UE Message message missing a required PLMN Identity field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37011: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Handover Required message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37010: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an eNB Status Transfer message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37009: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Handover Notification message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37008: Reachable Assertion

Open5GS MME versions = 2.6.4 contain a buffer overflow in the ASN.1 deserialization function of the S1AP handler. This buffer overflow causes type confusion in decoded fields, leading to invalid parsing and freeing of memory. An attacker may use this to crash an MME or potentially execute code in...

CVE-2023-37007: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Handover Cancel message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37006: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a Handover Request Ack message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37005: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an Initial Context Setup Failure message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37004: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an Initial Context Setup Response message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37003: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an E-RAB Setup Response message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2023-37002: Reachable Assertion

Open5GS MME versions = 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an E-RAB Modification Indication message missing a required MMEUES1APID field to repeatedly crash the MME, resulting in denial of service...

CVE-2024-24429: Reachable Assertion

A reachable assertion in the nasepssendemmtoesm function of Open5GS = 2.6.4 allows attackers to cause a Denial of Service DoS via a crafted NGAP packet...