Is CVE-2021-38401 in the CISA KEV catalog?

No. CVE-2021-38401 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-38401?

CVE-2021-38401 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-38401?

CVE-2021-38401 has an EPSS score of 0.92% (56th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-38401?

Upgrade v-server to 4.0.12.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-38401

HIGH

7.8

CVSS v3

NVD

Description

Fuji Electric V-Server Lite and Tellus Lite V-Simulator prior to v4.0.12.0 is vulnerable to an untrusted pointer dereference, which may allow an attacker to execute arbitrary code and cause the application to crash.

CWE-822Untrusted Pointer Dereference

How to fix

Remediation Available

v-serverNVD

Affected:< 4.0.12.0Fixed in:4.0.12.0CVE-2021-38401derived from NVD

v-simulatorNVD

Affected:< 4.0.12.0Fixed in:4.0.12.0CVE-2021-38401derived 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 RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.92%probability of exploitation in 30 days

56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Patch1

cisa.gov

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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.