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cnvd-2017-05011

EUVD-2026-322727

fkie_cve-2017-7575

Schneider Electric Modicon TM221CE16R 1.3.3.3 devices allow remote attackers to discover the application-protection password via a \x00\x01\x00\x00\x00\x05\x01\x5a\x00\x03\x00 request to the Modbus port (502/tcp). Subsequently the application may be arbitrarily downloaded, modified, and uploaded.

GHSA-8m3c-jvc6-q3hr

gsd-2017-7575

ICSA-17-103-02A — Schneider Electric Modicon M221 PLCs and SoMachine Basic (Update A)

Project files, including user-defined project passwords, are encrypted with a hardcoded password.CVE-2017-7574 has been assigned to this vulnerability. A CVSS v3 base score of 10.0 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L). An attacker can send a specifically crafted command via Modbus over TCP port 502 to the logic controller to discover an application protection password.CVE-2017-7575 has been assigned to this vulnerability. A CVSS v3 base score of 10.0 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L).