Meinberg Lantime M300 and M1000 devices allow attackers (with privileges to configure a device) to execute arbitrary OS commands by…

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.

Scores

EPSS (exploitation in 30 days)

2.4% · top 16% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.

Weakness

• n/a
• CWE-78 (opens in a new tab)All about CWE-78 and its CVEs

Affected products

• n/a

  • affected n/a

References (3)

• https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html (opens in a new tab)x_refsource_MISCx_transferred
• https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html (opens in a new tab)x_refsource_MISCx_transferred
• https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2020-7240](https://trackcve.app/badge/CVE-2020-7240.svg)](https://trackcve.app/cve/CVE-2020-7240)

Record last updated 28 Aug 2024, 13:28 UTC.