Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2023-1973
CVE-2023-1973:
Java vulnerability analysis and mitigation
Overview
A vulnerability (CVE-2023-1973) was discovered in the Undertow package affecting the FormAuthenticationMechanism component. The vulnerability was reported on April 10, 2023, and impacts various versions of Red Hat JBoss Enterprise Application Platform. This security flaw allows malicious users to trigger a Denial of Service condition by sending crafted requests, which can lead to OutOfMemory errors and server memory exhaustion (Red Hat CVE).
Technical details
The vulnerability exists in the FormAuthenticationMechanism component of Undertow package. When exploited, it allows unauthorized users to cause a remote denial-of-service (DoS) attack through unrestricted request storage. The vulnerability has been assigned a CVSS v3.1 base score of 7.5 (Important) with the following vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. The technical impact primarily affects system availability, with no direct impact on confidentiality or integrity (Red Hat CVE).
Impact
The primary impact of this vulnerability is on system availability. When successfully exploited, it can lead to server memory exhaustion through OutOfMemory errors, potentially causing system crashes or service disruption. The attack can be executed remotely without requiring special privileges or user interaction (Red Hat CVE).
Mitigation and workarounds
Red Hat has addressed this vulnerability in multiple versions of JBoss Enterprise Application Platform through security updates. Fixes have been released for EAP 7.4.16 and EAP 8.0 through various security advisories. The recommended action is to upgrade to the patched versions available through RHSA-2024:1674, RHSA-2024:1675, RHSA-2024:1676, and RHSA-2024:1677 (Red Hat Advisory).
Community reactions
Security researchers have expressed concern about the delayed release of open-source fixes for this vulnerability. Some community members have criticized Red Hat's handling of the vulnerability disclosure and patch release process, particularly regarding the impact on Undertow users outside of Red Hat's ecosystem (Bugzilla Comment).
Additional resources
Source: This report was generated using AI
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