Vulnerability Monitor

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CVE-2023-38200


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.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 9 products from keylime, from redhat, from redhat and 6 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2023-07-24T16:15:12.067

Last Modified

2024-11-21T08:13:04.287

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-400
  • Type: Primary
    CWE-834

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application keylime keylime - Yes
Operating System redhat enterprise_linux 9.0 Yes
Operating System redhat enterprise_linux_eus 9.2 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems 9.0_s390x Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_eus 9.2_s390x Yes
Operating System redhat enterprise_linux_for_power_little_endian 9.0_ppc64le Yes
Operating System redhat enterprise_linux_for_power_little_endian_eus 9.0_ppc64le Yes
Operating System redhat enterprise_linux_server_aus 9.2 Yes
Operating System fedoraproject fedora 38 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For keylime's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.