8.8
HIGH
CVE-2020-7240
Meinberg Lantime Command Injection 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.

INFO

Published Date :

Jan. 20, 2020, 8:15 p.m.

Last Modified :

Aug. 4, 2024, 10:15 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-7240 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Meinbergglobal lantime_m300_firmware
2 Meinbergglobal lantime_m1000_firmware
3 Meinbergglobal lantime_m300
4 Meinbergglobal lantime_m1000
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-7240.

URL Resource
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 Exploit Third Party Advisory
https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-7240 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-7240 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    Aug. 04, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Jul. 24, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 17, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 11, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 21, 2024

    Action Type Old Value New Value
    Added Tag MITRE disputed
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Description ** DISPUTED ** 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.' 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.
  • CVE Modified by [email protected]

    Feb. 11, 2020

    Action Type Old Value New Value
    Added Reference https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 24, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html No Types Assigned https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html Third Party Advisory
    Changed Reference Type https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html No Types Assigned https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html Exploit, Third Party Advisory
    Added CWE NIST CWE-78
    Added CPE Configuration AND OR *cpe:2.3:o:meinbergglobal:lantime_m300_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:meinbergglobal:lantime_m300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:meinbergglobal:lantime_m1000_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:meinbergglobal:lantime_m1000:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-7240 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

3.22 }} -0.12%

score

0.91391

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability