CRITICAL

CVE-2020-29390

CVSS v3

9.8

CRITICAL

EPSS Score

90.6%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
11/30/2020

Frequently asked questions

What is CVE-2020-29390?

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.

Is CVE-2020-29390 actively exploited?

Active exploitation of CVE-2020-29390 has not been confirmed. The EPSS score is 90.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-29390?

CVE-2020-29390 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2020-29390 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.