Is CVE-2021-42809 in the CISA KEV catalog?

No. CVE-2021-42809 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-42809?

CVE-2021-42809 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2021-42809?

CVE-2021-42809 has an EPSS score of 0.29% (21th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-42809?

Upgrade sentinel protection installer to 7.7.1 or later.

CVE & CISA-KEV Catalog

CVE-2021-42809

MEDIUM

6.5

CVSS v3

NVD

Description

Improper Access Control of Dynamically-Managed Code Resources (DLL) in Thales Sentinel Protection Installer could allow the execution of arbitrary code.

CWE-913

How to fix

Remediation Available

sentinel protection installerNVD

Affected:< 7.7.1Fixed in:7.7.1CVE-2021-42809derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.29%probability of exploitation in 30 days

21stpercentile

Low risk: more likely to be exploited than 21% of all known CVEs.

References

Other references1

cpl.thalesgroup.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.