CVE-2017-7575 — CRITICAL (9.8)

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Schneider-Electric	Modicon Tm221Ce16R Firmware	1.3.3.3
Schneider-Electric	Modicon Tm221Ce16R	-

Related Weaknesses (CWE)

CWE-200

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2017-097-02
http://www.securityfocus.com/bid/97523Third Party AdvisoryVDB Entry
https://os-s.net/advisories/OSS-2017-01.pdfExploitThird Party Advisory
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2017-097-02
http://www.securityfocus.com/bid/97523Third Party AdvisoryVDB Entry
https://os-s.net/advisories/OSS-2017-01.pdfExploitThird Party Advisory

FAQ

What is CVE-2017-7575?

CVE-2017-7575 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 po...

How severe is CVE-2017-7575?

CVE-2017-7575 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-7575?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Modicon Tm221Ce16R Firmware, Schneider-Electric Modicon Tm221Ce16R.