CVE-2020-7240

HIGH
8.8
CVSS Score
Published: January 20, 2020 at 07:27 PM UTC
Updated: June 17, 2026 at 03:24 AM UTC
7 products affected across 2 vendorsLantime M300Ims Lantime M1000Lantime M300 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 2%
SSVC
No known 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
meinbergglobal-lantime-m1000 (same device)
All versions
meinbergglobal-lantime-m300 (same device)
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

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