How severe is CVE-2020-5632?

CVE-2020-5632 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-5632 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5632?

CVE-2020-5632 primarily affects Nec Infocage Siteshell. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-5632?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-5632 published?

CVE-2020-5632 was published on 2020-10-06 and last updated on 2026-06-17.

CVE-2020-5632

CVE-2020-5632 is a high-severity vulnerability in Nec Infocage Siteshell with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Nec Infocage Siteshell
Published: 2020-10-06
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-5632?: 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.
How severe is CVE-2020-5632?: CVE-2020-5632 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-5632 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5632?: CVE-2020-5632 primarily affects Nec Infocage Siteshell. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-5632?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-5632 published?: CVE-2020-5632 was published on 2020-10-06 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:nec:infocage_siteshell:*:*:*:*:*:apache_windows:*:*
cpe:2.3:a:nec:infocage_siteshell:*:*:*:*:*:iis:*:*
cpe:2.3:a:nec:infocage_siteshell:1.4:*:*:*:*:apache_windows:*:*
cpe:2.3:a:nec:infocage_siteshell:1.4:*:*:*:*:iis:*:*
cpe:2.3:a:nec:infocage_siteshell:1.5:*:*:*:*:apache_windows:*:*
cpe:2.3:a:nec:infocage_siteshell:1.5:*:*:*:*:iis:*:*
cpe:2.3:a:nec:infocage_siteshell:1.6:*:*:*:*:apache_windows:*:*
cpe:2.3:a:nec:infocage_siteshell:1.6:*:*:*:*:iis:*:*