CVE-2020-29390

CRITICAL EXPLOITED NUCLEI

Zeroshell 3.9.3 - Command Injection

Title source: llm

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.

Nuclei Templates (1)

Zeroshell 3.9.3 - Command Injection
CRITICALby DhiyaneshDk
Shodan: http.title:"zeroshell"
FOFA: title="zeroshell"

Scores

CVSS v3 9.8
EPSS 0.9059
EPSS Percentile 99.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2025-06-08
CWE
CWE-78
Status published
Products (1)
zeroshell/zeroshell 3.9.3
Published Nov 30, 2020
Tracked Since Feb 18, 2026