Command injection in systeminformation - CVE-2020-26300

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Main Vulnerability Database Vulnerabilities #VU130994

Command injection in systeminformation - CVE-2020-26300

Published: October 26, 2020 / Updated: May 11, 2026


Vulnerability identifier: #VU130994
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-26300
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
systeminformation
Software vendor:
Sebastian Hildebrandt

Description

The vulnerability allows a remote attacker to execute arbitrary commands.

The vulnerability exists due to command injection in the is.services(), is.inetChecksite(), si.inetLatency(), si.networkStats(), and si.processLoad() functions when processing unsanitized service parameter strings. A remote attacker can supply specially crafted input to execute arbitrary commands.


Remediation

Install security update from vendor's website.

External links