Is CVE-2023-44386 in the CISA KEV catalog?

No. CVE-2023-44386 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-44386?

CVE-2023-44386 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-44386?

CVE-2023-44386 has an EPSS score of 0.60% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-44386?

Upgrade vapor to 4.84.2 or later.

CVE & CISA-KEV Catalog

CVE-2023-44386

MEDIUM

5.3

CVSS v3

NVD

Description

Vapor is an HTTP web framework for Swift. There is a denial of service vulnerability impacting all users of affected versions of Vapor. The HTTP1 error handler closed connections when HTTP parse errors occur instead of passing them on. The issue is fixed as of Vapor release 4.84.2.

CWE-231 CWE-617 CWE-696

How to fix

Remediation Available

vaporNVD

Affected:>= 4.83.2, < 4.84.2Fixed in:4.84.2CVE-2023-44386derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.60%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory1

github.com

Release Notes1

github.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.