CVE-2026-51541 | Critical | 9.1 | 2026-07-13 | OpENer 2.3.0 (commit 76b95cf) has an out-of-bounds read issue in CIP message parsing when handling malformed explicit requests with a forged EPath size. An att… |
CVE-2026-51540 | Critical | 9.8 | 2026-07-13 | OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption issue caused by an integer underflow in the processing of connect… |
CVE-2026-51538 | Critical | 9.1 | 2026-07-13 | EIPStackGroup OpENer 2.3.0 (commit 76b95cf) suffers from an Incorrect Access Control vulnerability in its handling of encapsulation sessions. When the server p… |
CVE-2026-51537 | Critical | 9.1 | 2026-07-13 | EIPStackGroup OpENer 2.3.0 (commit 76b95cf) has an out-of-bounds read issue in Connection Manager handling of ForwardOpen requests when processing short malfor… |
CVE-2026-51536 | Critical | 9.1 | 2026-07-13 | In OpENer 2.3.0 (commit 76b95cf) when parsing incoming CIP (Common Industrial Protocol) network packets, the length parameter is inconsistently typed across th… |
CVE-2022-43606 | High | 7.5 | 2023-03-16 | A use-of-uninitialized-pointer vulnerability exists in the Forward Open connection_management_entry functionality of EIP Stack Group OpENer development commit… |
CVE-2022-43605 | Critical | 10.0 | 2023-03-16 | An out-of-bounds write vulnerability exists in the SetAttributeList attribute_count_request functionality of EIP Stack Group OpENer development commit 58ee13c… |
CVE-2022-43604 | Critical | 10.0 | 2023-03-16 | An out-of-bounds write vulnerability exists in the GetAttributeList attribute_count_request functionality of EIP Stack Group OpENer development commit 58ee13c… |
CVE-2022-32434 | High | 7.8 | 2022-07-15 | EIPStackGroup OpENer v2.3.0 was discovered to contain a stack overflow via /bin/posix/src/ports/POSIX/OpENer+0x56073d. |
CVE-2021-27500 | High | 7.5 | 2022-05-12 | A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may result in a denial-of-serv… |
CVE-2021-27498 | High | 7.5 | 2022-05-12 | A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may result in a denial-of-serv… |
CVE-2021-27482 | High | 7.5 | 2022-05-12 | A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may allow the attacker to read… |
CVE-2021-27478 | High | 8.2 | 2022-05-12 | A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may cause a denial-of-service… |
CVE-2021-21777 | Critical | 10.0 | 2021-06-17 | An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A spe… |
CVE-2020-13556 | Critical | 9.8 | 2020-12-11 | An out-of-bounds write vulnerability exists in the Ethernet/IP server functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially c… |
CVE-2020-13530 | High | 7.5 | 2020-12-11 | A denial-of-service vulnerability exists in the Ethernet/IP server functionality of the EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A large numb… |