CVE-2026-13592 liftoff-sr CIPster EtherNet IP Message append out-of-bounds write

A vulnerability was detected in liftoff-sr CIPster up to e8e9dba09bf56962807d3504b783ccdb6287f3e4. Affected by this issue is the function BufWriter::append of the component EtherNet IP Message Handler. Performing a manipulation results in out-of-bounds write. Remote exploitation of the attack is...

CVE-2026-13592: Out-of-bounds Write

A vulnerability was detected in liftoff-sr CIPster up to e8e9dba09bf56962807d3504b783ccdb6287f3e4. Affected by this issue is the function BufWriter::append of the component EtherNet IP Message Handler. Performing a manipulation results in out-of-bounds write. Remote exploitation of the attack is...

CVE-2026-8805

Integer Overflow or Wraparound vulnerability in the EtherNet/IP function of Mitsubishi Electric MELSEC iQ-F Series FX5-EIP EtherNet/IP module FX5-EIP versions 1.000 and prior allows a remote attacker to cause a denial-of-service DoS condition in the affected product by rapidly establishing a larg...

CVE-2026-8805

Integer Overflow or Wraparound vulnerability in the EtherNet/IP function of Mitsubishi Electric MELSEC iQ-F Series FX5-EIP EtherNet/IP module FX5-EIP versions 1.000 and prior allows a remote attacker to cause a denial-of-service DoS condition in the affected product by rapidly establishing a larg...

EUVD-2026-37973

Integer Overflow or Wraparound vulnerability in the EtherNet/IP function of Mitsubishi Electric MELSEC iQ-F Series FX5-EIP EtherNet/IP module FX5-EIP versions 1.000 and prior allows a remote attacker to cause a denial-of-service DoS condition in the affected product by rapidly establishing a larg...

CVE-2026-8805

CVE-2026-8805 affects the MELSEC iQ-F Series EtherNet/IP module FX5-EIP (versions 1.000 and prior). The bug is an integer overflow/wraparound in the EtherNet/IP function that can be triggered remotely by rapidly opening many TCP connections, causing a DoS through an inconsistency in internal conn...

CVE-2026-8805 Denial-of-service (DoS) vulnerability in MELSEC iQ-F Series EtherNet/IP module

Integer Overflow or Wraparound vulnerability in the EtherNet/IP function of Mitsubishi Electric MELSEC iQ-F Series FX5-EIP EtherNet/IP module FX5-EIP versions 1.000 and prior allows a remote attacker to cause a denial-of-service DoS condition in the affected product by rapidly establishing a larg...

PT-2026-50828

Name of the Vulnerable Software and Affected Versions Mitsubishi Electric MELSEC iQ-F Series FX5-EIP EtherNet/IP module versions 1.000 and prior Description An integer overflow or wraparound in the EtherNet/IP function allows a remote attacker to cause a denial-of-service DoS condition. By rapidl...

CVE-2026-8805: Integer Overflow or Wraparound

Integer Overflow or Wraparound vulnerability in the EtherNet/IP function of Mitsubishi Electric MELSEC iQ-F Series FX5-EIP EtherNet/IP module FX5-EIP versions 1.000 and prior allows a remote attacker to cause a denial-of-service DoS condition in the affected product by rapidly establishing a larg...

CVE-2026-0646

The affected product is Rockwell Automation 1794-AENTR adapters (EtherNet/IP). The issue is a denial-of-service caused by improper memory handling of CIP protocol requests in the 1794-AENTR adapter, which can cause the device to fault and drop connections to its linked I/O modules, requiring a ma...

CVE-2026-0646 Rockwell Automation FLEX I/O Dual-port EtherNet/IP Adapters – Multiple Vulnerabilities

A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory handling of CIP protocol requests. This vulnerability can result in the adapter faulting and losing connection to its associated I/O modules, requiring a manual reset to recover...

Rockwell Automation FLEX I/O EtherNet/IP Adapters

ADVISORY SUMMARY Successful exploitation of these vulnerabilities could allow an attacker to gain unauthorized access, account takeover, and cause loss of availability. 2. RECOMMENDED PRACTICES CISA recommends users take defensive measures to minimize the risk of exploitation of these...

CVE-2026-38719

OpENer v2.3-558-g1e99582 contains an out-of-bounds read vulnerability in the Common Packet Format CPF parser, specifically in CreateCommonPacketFormatStructure in source/src/enetencap/cpf.c. A crafted ENIP/CPF message can supply an attacker-controlled itemcount value that is not consistently...

CVE-2026-35225

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections...

EUVD-2026-25222

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections...

CVE-2026-35225

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections...

CVE-2026-35225 Improper timeout handling in CODESYS EtherNetIP

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections...

CVE-2026-35225: Improper Check for Unusual or Exceptional Conditions

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections...

PT-2026-34663

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections...

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...