Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Meinbergglobal | Lantime M300 Firmware | - |
| Meinbergglobal | Lantime M300 | - |
| Meinbergglobal | Lantime M1000 Firmware | - |
| Meinbergglobal | Lantime M1000 | - |
Related Weaknesses (CWE)
References
- https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.htmlThird Party Advisory
- https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.htmlExploitThird Party Advisory
- https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer
- https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.htmlThird Party Advisory
- https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.htmlExploitThird Party Advisory
- https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer
FAQ
What is CVE-2020-7240?
CVE-2020-7240 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 Configu...
How severe is CVE-2020-7240?
CVE-2020-7240 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-7240?
Check the references section above for vendor advisories and patch information. Affected products include: Meinbergglobal Lantime M300 Firmware, Meinbergglobal Lantime M300, Meinbergglobal Lantime M1000 Firmware, Meinbergglobal Lantime M1000.