{"cve":"CVE-2022-37301","nvd":{"published":"2022-11-22T12:15:09.927","modified":"2026-06-17T04:54:50.543","status":"Modified","description":"A CWE-191: Integer Underflow (Wrap or Wraparound) vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU (part numbers BMXP34*)(V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*)(V3.22 and prior), Legacy Modicon Quantum/Premium(All Versions), Modicon Momentum MDI (171CBU*)(All Versions), Modicon MC80 (BMKC80)(V1.7 and prior)","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-191"],"references":["https://www.se.com/us/en/download/document/SEVD-2022-221-02/","https://www.se.com/us/en/download/document/SEVD-2022-221-02/"],"products":["schneider-electric:modicon_m340_bmx_p34-2010_firmware","schneider-electric:modicon_m340_bmx_p34-2030_firmware","schneider-electric:modicon_m580_bmeh582040_firmware","schneider-electric:modicon_m580_bmeh582040c_firmware","schneider-electric:modicon_m580_bmeh582040s_firmware","schneider-electric:modicon_m580_bmeh584040_firmware","schneider-electric:modicon_m580_bmeh584040c_firmware","schneider-electric:modicon_m580_bmeh584040s_firmware","schneider-electric:modicon_m580_bmeh586040_firmware","schneider-electric:modicon_m580_bmeh586040c_firmware","schneider-electric:modicon_m580_bmeh586040s_firmware","schneider-electric:modicon_m580_bmep581020_firmware","schneider-electric:modicon_m580_bmep581020h_firmware","schneider-electric:modicon_m580_bmep582020_firmware","schneider-electric:modicon_m580_bmep582020h_firmware","schneider-electric:modicon_m580_bmep582040_firmware","schneider-electric:modicon_m580_bmep582040h_firmware","schneider-electric:modicon_m580_bmep582040s_firmware","schneider-electric:modicon_m580_bmep583020_firmware","schneider-electric:modicon_m580_bmep583040_firmware","schneider-electric:modicon_m580_bmep584020_firmware","schneider-electric:modicon_m580_bmep584040_firmware","schneider-electric:modicon_m580_bmep584040s_firmware","schneider-electric:modicon_m580_bmep585040_firmware","schneider-electric:modicon_m580_bmep585040c_firmware","schneider-electric:modicon_m580_bmep586040_firmware","schneider-electric:modicon_m580_bmep586040c_firmware","schneider-electric:modicon_mc80_bmkc8020301_firmware","schneider-electric:modicon_mc80_bmkc8020310_firmware","schneider-electric:modicon_mc80_bmkc8030311_firmware","schneider-electric:modicon_momentum_171cbu78090_firmware","schneider-electric:modicon_momentum_171cbu98090_firmware","schneider-electric:modicon_momentum_171cbu98091_firmware","schneider-electric:modicon_premium_tsxp57_1634m_firmware","schneider-electric:modicon_premium_tsxp57_2634m_firmware","schneider-electric:modicon_premium_tsxp57_2834m_firmware","schneider-electric:modicon_premium_tsxp57_454m_firmware","schneider-electric:modicon_premium_tsxp57_4634m_firmware","schneider-electric:modicon_premium_tsxp57_554m_firmware","schneider-electric:modicon_premium_tsxp57_5634m_firmware","schneider-electric:modicon_premium_tsxp57_6634m_firmware","schneider-electric:modicon_quantum_140cpu65150_firmware","schneider-electric:modicon_quantum_140cpu65150c_firmware","schneider-electric:modicon_quantum_140cpu65160_firmware","schneider-electric:modicon_quantum_140cpu65160c_firmware","schneider-electric:modicon_quantum_140noc78100_firmware","schneider-electric:modicon_quantum_140noe77101_firmware","schneider-electric:modicon_quantum_140noe77111_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:28.463369388+00:00"},"epss":{"cve":"CVE-2022-37301","score":0.0077,"percentile":0.5563,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}