CVE-2020-5632

Name: CVE-2020-5632
Creator: NVD / NIST
Published: 2020-10-06T06:15:12.59+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2020-5632 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. InfoCage SiteShell series (Host type SiteShell for IIS V1.4, V1.5, and V1.6, Host type SiteShell for IIS prior to revision V2.0.0.6, V2.1.0.7, V2.1.1.6, V3.0.0.11, V4.0.0.6, V4.1.0.5, and V4.2.0.1, Host type SiteShell for Apache Windows V1.4, V1.5, and V1.6, and Host type SiteShell for Apache Windows prior to revision V2.0.0.6, V2.1.0.7, V2.1.1.6, V3.0.0.11, V4.0.0.6, V4.1.0.5, and V4.2.0.1) allow authenticated attackers to bypass access restriction and to execute arbitrary code with an elevated privilege via a specially crafted executable files.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

InfoCage SiteShell series (Host type SiteShell for IIS V1.4, V1.5, and V1.6, Host type SiteShell for IIS prior to revision V2.0.0.6, V2.1.0.7, V2.1.1.6, V3.0.0.11, V4.0.0.6, V4.1.0.5, and V4.2.0.1, Host type SiteShell for Apache Windows V1.4, V1.5, and V1.6, and Host type SiteShell for Apache Windows prior to revision V2.0.0.6, V2.1.0.7, V2.1.1.6, V3.0.0.11, V4.0.0.6, V4.1.0.5, and V4.2.0.1) allow authenticated attackers to bypass access restriction and to execute arbitrary code with an elevated privilege via a specially crafted executable files.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.38%

29.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Nec	Infocage Siteshell	< 2.0.0.6
Nec	Infocage Siteshell	>= 2.0.0.0, < 2.0.0.6
Nec	Infocage Siteshell	>= 2.1.0.0, < 2.1.0.7
Nec	Infocage Siteshell	>= 2.1.1.0, < 2.1.1.6
Nec	Infocage Siteshell	>= 3.0.0.0, < 3.0.0.11
Nec	Infocage Siteshell	>= 4.0.0.0, < 4.0.0.6
Nec	Infocage Siteshell	>= 4.1.0.0, < 4.1.0.5
Nec	Infocage Siteshell	>= 4.2.0.0, < 4.2.0.1
Nec	Infocage Siteshell	1.4
Nec	Infocage Siteshell	1.5
Nec	Infocage Siteshell	1.6

References

https://jpn.nec.com/infocage/siteshell/everyone_20200918.htmlVendor Advisory
https://jvn.jp/en/jp/JVN07426151/index.htmlThird Party Advisory
https://jpn.nec.com/infocage/siteshell/everyone_20200918.htmlVendor Advisory
https://jvn.jp/en/jp/JVN07426151/index.htmlThird Party Advisory

Timeline

Published: Oct 6, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5632?

How severe is CVE-2020-5632?

CVE-2020-5632 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5632?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5632?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST