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CRITICAL

CVE-2018-20605

CVSS v3

9.8

CRITICAL

EPSS Score

2.4 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

imcat 4.4 allows remote attackers to execute arbitrary PHP code by using root/run/adm.php to modify the boot/bootskip.php file.

Technical details

Published
2018-12-30

Frequently asked questions

What is CVE-2018-20605?

imcat 4.4 allows remote attackers to execute arbitrary PHP code by using root/run/adm.php to modify the boot/bootskip.php file.

Is CVE-2018-20605 actively exploited?

Active exploitation of CVE-2018-20605 has not been confirmed. Its EPSS score was 2.4% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-20605?

CVE-2018-20605 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2018-20605 affecting your environment?

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

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