CVE-2020-29390

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Zeroshell 3.9.3 contains a command injection vulnerability in the /cgi-bin/kerbynet StartSessionSubmit parameter that could allow an unauthenticated attacker to execute a system command by using shell metacharacters and the %0a character.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

No affected versions have been published.

Timeline

Published
Nov 30, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-29390: Critical severity, CVSS 9.8 | Vulnix