CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.5. See the original NVD description below for full technical details.
CVE
CVE-2020-22552
Severity
HIGH
CVSS
7.5
EPSS
1.47%
Original NVD Description
The Snap7 server component in version 1.4.1, when an attacker sends a crafted packet with COTP protocol the last-data-unit flag set to No and S7 writes a var function, the Snap7 server will be crashed.
Related CVEs
Other vulnerabilities affecting the same vendor(s)