Is CVE-2023-38200 in the CISA KEV catalog?

No. CVE-2023-38200 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-38200?

CVE-2023-38200 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-38200?

CVE-2023-38200 has an EPSS score of 1.14% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-38200?

Upgrade keylime on rhel 9 to 0:6.5.2-6.el9_2 or later. Fixes are available for 14 affected products.

CVE & CISA-KEV Catalog

CVE-2023-38200

HIGH

7.5

CVSS v3

NVD

Description

A flaw was found in Keylime. Due to their blocking nature, the Keylime registrar is subject to a remote denial of service against its SSL connections. This flaw allows an attacker to exhaust all available connections.

CWE-400Resource Exhaustion CWE-834

How to fix

Remediation Available

keylimeRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylimeRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-baseRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-baseRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-registrarRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-registrarRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-selinuxRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-selinuxRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-tenantRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-tenantRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-verifierRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

keylime-verifierRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

python3-keylimeRocky

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

python3-keylimeRed Hat / RHEL

Fixed in:0:6.5.2-6.el9_2RHSA-2023:5080

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

AvailabilityHigh

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

Exploit Intelligence

1.14%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory3

Other references1

lists.fedoraproject.org

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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.