CVE-2020-7502: High severity schneider electric modicon m218 firmware vulnerability
A CWE-787: Out-of-bounds Write vulnerability exists in Modicon M218 Logic Controller (Firmware version 4.3 and prior), which may cause a Denial of Service when specific TCP/IP crafted packets are sent to the Modicon M218 Logic Controller.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-7502?
CVE-2020-7502 is a vulnerability classified as CWE-787, which is an out-of-bounds write vulnerability that exists in the Modicon M218 Logic Controller firmware version 4.3 and prior.
How does CVE-2020-7502 impact the Modicon M218 Logic Controller?
CVE-2020-7502 may cause a Denial of Service when specific TCP/IP crafted packets are sent to the Modicon M218 Logic Controller.
What is the severity level of CVE-2020-7502?
CVE-2020-7502 has a severity level of 7.5 (high).
How can I check if my Modicon M218 Logic Controller is affected by CVE-2020-7502?
If you're using Modicon M218 Logic Controller firmware version 4.3 or prior, your device may be affected by CVE-2020-7502.
How can I fix CVE-2020-7502?
To fix CVE-2020-7502, it is recommended to update the Modicon M218 Logic Controller firmware to a version that is not vulnerable.