Libmodbus

libmodbus

9 CVEs • 1 product

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CVEs (9)

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2024-10918 1Libmodbus 1Libmodbus Nov 3, 2025 Feb 27, 2025 N/A· v4 9.8 CRITICAL· v3 N/A· v2 Stack-based Buffer Overflow vulnerability in libmodbus v3.1.10 allows to overflow the buffer allocated for the Modbus response if the function tries to reply to a Modbus request with an unexpected length.
CVE-2024-36845 1Libmodbus 1Libmodbus Nov 3, 2025 May 31, 2024 N/A· v4 4.3 MEDIUM· v3 N/A· v2 An invalid pointer in the modbus_receive() function of libmodbus v3.1.6 allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.
CVE-2024-36844 1Libmodbus 1Libmodbus Nov 3, 2025 May 31, 2024 N/A· v4 7.5 HIGH· v3 N/A· v2 libmodbus v3.1.6 was discovered to contain a use-after-free via the ctx->backend pointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.
CVE-2024-36843 1Libmodbus 1Libmodbus Nov 3, 2025 May 31, 2024 N/A· v4 7.5 HIGH· v3 N/A· v2 libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.
CVE-2024-34244 1Libmodbus 1Libmodbus May 5, 2025 May 8, 2024 N/A· v4 7.5 HIGH· v3 N/A· v2 libmodbus v3.1.10 is vulnerable to Buffer Overflow via the modbus_write_bits function. This issue can be triggered when the function is fed with specially crafted input, which leads to out-of-bounds read and can potentia...Show more libmodbus v3.1.10 is vulnerable to Buffer Overflow via the modbus_write_bits function. This issue can be triggered when the function is fed with specially crafted input, which leads to out-of-bounds read and can potentially cause a crash or other unintended behaviors.Show less
CVE-2023-26793 1Libmodbus 1Libmodbus May 5, 2025 May 1, 2024 N/A· v4 9.8 CRITICAL· v3 N/A· v2 libmodbus v3.1.10 has a heap-based buffer overflow vulnerability in read_io_status function in src/modbus.c.
CVE-2022-0367 3Debian FedoraprojectLibmodbus 4Debian Linux Extra Packages For Enterprise LinuxFedora+1 more Nov 3, 2025 Aug 29, 2022 N/A· v4 7.8 HIGH· v3 N/A· v2 A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.
CVE-2019-14463 3Debian FedoraprojectLibmodbus 3Debian Linux FedoraLibmodbus Nov 21, 2024 Jul 31, 2019 N/A· v4 9.1 CRITICAL· v3 6.4 MEDIUM· v2 An issue was discovered in libmodbus before 3.0.7 and 3.1.x before 3.1.5. There is an out-of-bounds read for the MODBUS_FC_WRITE_MULTIPLE_REGISTERS case, aka VD-1301.
CVE-2019-14462 3Debian FedoraprojectLibmodbus 3Debian Linux FedoraLibmodbus Nov 21, 2024 Jul 31, 2019 N/A· v4 9.1 CRITICAL· v3 6.4 MEDIUM· v2 An issue was discovered in libmodbus before 3.0.7 and 3.1.x before 3.1.5. There is an out-of-bounds read for the MODBUS_FC_WRITE_MULTIPLE_COILS case, aka VD-1302.