Schneider-Electric: Security Vulnerabilities
A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution when a brute force attack is done over Modbus.
CVSS Score
9.8
EPSS Score
0.014
Published
2020-11-19
A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution when sending specially crafted requests over Modbus.
CVSS Score
8.8
EPSS Score
0.003
Published
2020-11-19
A CWE-79 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) vulnerability exists in EcoStruxure Building Operation WebStation V2.0 - V3.1 that could cause an attacker to inject HTML and JavaScript code into the user's browser.
CVSS Score
6.1
EPSS Score
0.004
Published
2020-11-19
A CWE-787: Out-of-bounds Write vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause corruption of data, a crash, or code execution when uploading a specially crafted file on the controller over FTP.
CVSS Score
8.8
EPSS Score
0.01
Published
2020-11-18
A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause write access and the execution of commands when uploading a specially crafted file on the controller over FTP.
CVSS Score
8.8
EPSS Score
0.012
Published
2020-11-18
A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause a segmentation fault or a buffer overflow when uploading a specially crafted file on the controller over FTP.
CVSS Score
8.1
EPSS Score
0.005
Published
2020-11-18
A CWE-502 Deserialization of Untrusted Data vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which could allow arbitrary code execution when an attacker builds a custom .PRJ file containing a malicious serialized buffer.
CVSS Score
7.8
EPSS Score
0.004
Published
2020-09-16
A CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Transversal') vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which allows an attacker to place content in any unprotected folder on the target system using a crafted .RCZ file.
CVSS Score
5.5
EPSS Score
0.002
Published
2020-09-16
A CWE-285 Improper Authorization vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which allows improper access to executable code folders.
CVSS Score
8.8
EPSS Score
0.004
Published
2020-09-16
A CWE-284 Improper Access Control vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which allows an attacker to place executables in a specific folder and run code whenever RemoteConnect is executed by the user.
CVSS Score
7.8
EPSS Score
0.002
Published
2020-09-16