CVE-2020-7240

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 v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

2.44% chance of exploitation in the next 30 days, 83th percentile

Published

2020-01-20

Updated

2024-08-28

Proof-of-concept exploits (1)

• https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html

References

• CVE Record
• NVD entry

Related

• CVE-2020-7234
• CVE-2020-7241
• CVE-2020-7233
• CVE-2020-7242
• CVE-2020-7232
• CVE-2020-7246