CVE-2026-87121

lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device...

CVE-2026-87121 Out-of-bounds write in lwIP TCP/IP Stack MQTT Client Application

lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device...

EUVD-2026-84816

lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device...

lwIP TCP/IP Stack MQTT Client Application

ADVISORY SUMMARY Successful exploitation of this vulnerability could allow an attacker to gain full code execution on the device. 2. RECOMMENDED PRACTICES CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Minimize network exposure for all...

CVE-2026-87121: Out-of-bounds Write

lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device...

PT-2026-97024

Name of the Vulnerable Software and Affected Versions lwIP TCP/IP Stack MQTT affected versions not specified Description The MQTT client in the lwIP TCP/IP Stack contains an out-of-bounds write flaw. This issue allows an unauthenticated attacker to achieve remote code execution on the device,...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

A NULL pointer dereference flaw was discovered in the Linux kernel’s ipv4 stack. The socket buffer skb was assumed to be associated with a device before calling ipoptionscompile. However, this assumption does not always hold if the skb is rerouted by ipvs. This issue may allow a local user with...

Astra Linux – Vulnerability in open-iscsi

A issue was discovered in Contiki version 3.0. A out-of-bounds read vulnerability exists in the uIP TCP/IP stack component when calculating checksums for IP packets in the upperlayerchksum function in net/ipv4/uip.c...

Pyramid Solutions NetStaX EtherNet/IP Stack

ADVISORY SUMMARY Successful exploitation of this vulnerability could result in memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed. 2. RECOMMENDED PRACTICES CISA recommends...

CVE-2026-78012

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

EUVD-2026-69384

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

CVE-2026-78012 Stack-based Buffer Overflow in Pyramid Solutions NetStaX EtherNet/IP Stack

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

CVE-2026-78012

A stack-based buffer overflow in Pyramid Solutions NetStaX EtherNet/IP Stack prior to v5.6.1 allows a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning to the originating device. The result can be memory corruption , a devi...

CVE-2026-78012 Stack-based Buffer Overflow in Pyramid Solutions NetStaX EtherNet/IP Stack

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

PT-2026-84290

Name of the Vulnerable Software and Affected Versions NetStaX EtherNet/IP Stack versions prior to 5.6.1 Description An issue exists where a large Class 3 explicit-message request can exceed the application-side receive buffer without triggering an error or warning. This can lead to memory...

CVE-2026-78012: Stack-based Buffer Overflow

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

Exploit for Race Condition in Microsoft

🔴 CVE-2026-33827: Windows TCP/IP Remote Code Execution RCE...

EUVD-2020-31212

Hirschmann HiOS devices versions prior to 08.1.00 and 07.1.01 contain a denial of service vulnerability in the EtherNet/IP stack where improper handling of packet length fields allows remote attackers to crash or hang the device. Attackers can send specially crafted UDP EtherNet/IP packets with a...

CVE-2020-37216

Hirschmann HiOS devices versions prior to 08.1.00 and 07.1.01 contain a denial of service vulnerability in the EtherNet/IP stack where improper handling of packet length fields allows remote attackers to crash or hang the device. Attackers can send specially crafted UDP EtherNet/IP packets with a...

CVE-2020-37216: Improper Input Validation

Hirschmann HiOS devices versions prior to 08.1.00 and 07.1.01 contain a denial of service vulnerability in the EtherNet/IP stack where improper handling of packet length fields allows remote attackers to crash or hang the device. Attackers can send specially crafted UDP EtherNet/IP packets with a...