CVE-2020-7240

Public Exploit

Description

Meinberg Lantime M300 and M1000 devices allow attackers (with privileges to configure a device) to execute arbitrary OS commands by editing the /config/netconf.cmd script (aka Extended Network Configuration). Note: According to the description, the vulnerability requires a fully authenticated super-user account using a webUI function that allows super users to edit a script supposed to execute OS commands. The given weakness enumeration (CWE-78) is not applicable in this case as it refers to abusing functions/input fields not supposed to be accepting OS commands by using 'Special Elements.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.16% Top 25%
Third-Party Advisory blogspot.com Third-Party Advisory blogspot.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html third party advisory
https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html third party advisory exploit
https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer

Frequently Asked Questions

What is the severity of CVE-2020-7240?
CVE-2020-7240 has been scored as a high severity vulnerability.
How to fix CVE-2020-7240?
To fix CVE-2020-7240, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-7240 being actively exploited in the wild?
It is possible that CVE-2020-7240 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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