CVE-2020-17406

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-10-13 · updated 2026-06-17
Weakness: CWE-78

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microhard Bullet-LTE prior to v1.2.0-r1112. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of the ping parameter provided to tools.sh. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-10595.

Affected products

Microhard Bullet-LTE: before 1.2.0-r1112 — fixed in 1.2.0-r1112

How to fix

Upgrade to a fixed version: Microhard Bullet-LTE 1.2.0-r1112. Check the vendor advisory for mitigations.

References

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