EUVD-2026-40246

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

CVE-2026-51221

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

CVE-2026-51221

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

PT-2026-53750

Name of the Vulnerable Software and Affected Versions EIPStackGroup OpENer commit 76b95c Description A buffer overflow occurs in the Get Attribute List function when processing a specially crafted Common Packet Format CPF packet, which is a standardized data structure used for communication. This...

CVE-2026-51221

A buffer overflow in the GetAttributeList function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service DoS via supplying a crafted Common Packet Format CPF packet...

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-2026-38719

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-2026-38719

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...

OpENer 缓冲区错误漏洞

OpENer is an open-source industrial Ethernet protocol stack developed by the EIP Stack Group, supporting connections for I/O devices. Version OpENer v2.3-558-g1e99582 contains a buffer error vulnerability. This vulnerability stems from an out-of-bounds read in the CreateCommonPacketFormatStructur...

EUVD-2026-30780

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-2026-38719

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...

PT-2026-41681

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/enet encap/cpf.c. A crafted ENIP/CPF message can supply an attacker-controlled item count value that is not consistently...

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-2026-38719

OpENer 2.3-558-g1e99582 contains an out-of-bounds read in the CPF parser (CreateCommonPacketFormatStructure() in source/src/enet_encap/cpf.c). A crafted ENIP/CPF message can supply an attacker-controlled item_count that is not consistently validated against the remaining data_length of the CPF sl...

CVE-2024-38578

In the Linux kernel, the following vulnerability has been resolved: ecryptfs: Fix buffer size for tag 66 packet The 'TAG 66 Packet Format' description is missing the cipher code and checksum fields that are packed into the message packet. As a result, the buffer allocated for the packet is 3 byte...

CVE-2024-38578 ecryptfs: Fix buffer size for tag 66 packet

In the Linux kernel, the following vulnerability has been resolved: ecryptfs: Fix buffer size for tag 66 packet The 'TAG 66 Packet Format' description is missing the cipher code and checksum fields that are packed into the message packet. As a result, the buffer allocated for the packet is 3 byte...

CVE-2024-38578 ecryptfs: Fix buffer size for tag 66 packet

In the Linux kernel, the following vulnerability has been resolved: ecryptfs: Fix buffer size for tag 66 packet The 'TAG 66 Packet Format' description is missing the cipher code and checksum fields that are packed into the message packet. As a result, the buffer allocated for the packet is 3 byte...

CVE-2024-38578

The CVE-2024-38578 issue is a Linux kernel vulnerability in ecryptfs: the buffer for the TAG 66 packet was 3 bytes too small, causing a potential write past the end (KASAN slab-out-of-bounds). The fix increases the allocation size to ensure the entire packet fits, addressing the bug described in ...

Threat Analysis: Active C2 Discovery Using Protocol Emulation Part2 (Winnti 4.0)

Summary The VMware Carbon Black Threat Analysis Unit TAU previously released a blog post documenting the Winnti version 4.0 malware. The new command and control C2 protocol that was implemented in one of the 4.0 samples was completely different from the existing understanding of the 3.0 protocol...

CCN-lite memory leak vulnerability (CNVD-2018-03676)

CCN-lite is a lightweight and functionally interoperable implementation of the CCNx protocol for XEROX PARC. A memory leak vulnerability exists in the ccnlappRX function in ccnl-uapi.c in versions of CCN-lite prior to 2.0.0. An attacker could cause a denial of service memory consumption by...