CVE-2023-38200 : What You Need to Know

A flaw in Keylime exposes the registrar to a DoS attack against SSL connections, potentially leading to connection exhaustion.

Understanding CVE-2023-38200

Keylime registrar vulnerability impacting SSL connections with a potential for DoS attacks.

What is CVE-2023-38200?

CVE-2023-38200 discloses a flaw in Keylime affecting its registrar, making it vulnerable to remote denial-of-service attacks on SSL connections. This weakness enables an attacker to saturate all available connections.

The Impact of CVE-2023-38200

The vulnerability poses a high availability impact with a CVSS base score of 7.5 (High).

Technical Details of CVE-2023-38200

Exploring the vulnerability in Keylime impacting SSL connections and leading to DoS attacks.

Vulnerability Description

The flaw in Keylime allows attackers to exhaust available SSL connections by launching remote denial-of-service attacks against the registrar.

Affected Systems and Versions

Product: Keylime
Vendor: N/A
Versions affected: 7.5.0 (unaffected)
Product: Keylime
Vendor: N/A
Default status: Affected
Product: Red Hat
Red Hat Enterprise Linux 9
Version: 0:6.5.2-6.el9_2 (unaffected)
Collection URL: Red Hat Packages
CPE: cpe:/a:redhat:enterprise_linux:9::appstream
Product: Fedora
Vendor: Fedora
Collection URL: Fedora Packages
Default status: Affected

Exploitation Mechanism

The vulnerability can be exploited remotely to exhaust SSL connections, impacting the availability of Keylime services.

Mitigation and Prevention

Guidelines to address and mitigate the CVE-2023-38200 vulnerability.

Immediate Steps to Take

Immediate actions to mitigate the risk of potential DoS attacks against Keylime.

Long-Term Security Practices

Implementing long-term security measures to prevent SSL connection exhaustion vulnerabilities in Keylime.

Patching and Updates

Regularly monitor for security updates and apply patches to mitigate the risk of DoS attacks.