CVE-2020-7502
First published: Tue Jun 16 2020(Updated: )
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.
Credit: cybersecurity@se.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Schneider-electric Modicon M218 Firmware | <=4.3 | |
| Schneider-electric Modicon M218 |
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Reference Links
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.
- collector/nvd-index
- agent/author
- agent/weakness
- agent/severity
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- agent/last-modified-date
- agent/softwarecombine
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- collector/mitre-cve
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- vendor/schneider-electric
- canonical/schneider-electric modicon m218 firmware
- version/schneider-electric modicon m218 firmware/4.3
- canonical/schneider-electric modicon m218