CVE-2003-1589 in One Web Server
Summary
by MITRE
Unspecified vulnerability in Sun ONE (aka iPlanet) Web Server 4.1 before SP13 and 6.0 before SP6 on Windows allows attackers to cause a denial of service (daemon crash) via unknown vectors.
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Analysis
by VulDB Data Team • 05/01/2026
The vulnerability identified as CVE-2003-1589 affects the Sun ONE Web Server, formerly known as iPlanet Web Server, specifically versions 4.1 before SP13 and 6.0 before SP6 running on Windows platforms. This unspecified weakness represents a critical security flaw that enables remote attackers to trigger a denial of service condition by causing the web server daemon to crash unexpectedly. The vulnerability resides within the server's processing mechanisms where malformed or specially crafted requests can lead to system instability and complete service interruption. The lack of specific details in the original CVE description suggests that the flaw may involve multiple attack vectors or could be related to memory management issues, input validation failures, or protocol handling inconsistencies within the server's core components.
From a technical perspective, this vulnerability demonstrates characteristics consistent with a denial of service attack pattern that would fall under CWE-119, which addresses memory-related issues including buffer overflows and memory corruption vulnerabilities. The daemon crash represents a fundamental failure in the server's ability to maintain operational stability when processing incoming requests, potentially allowing attackers to repeatedly disrupt service availability. The Windows-specific nature of the affected versions indicates that the vulnerability may exploit platform-specific behaviors or implementation details within the server's Windows runtime environment. Attackers could leverage this weakness to perform sustained disruption attacks against web applications hosted on affected servers, potentially causing significant business impact and service degradation.
The operational impact of CVE-2003-1589 extends beyond simple service interruption to encompass broader security implications for organizations relying on Sun ONE Web Server infrastructure. When the web server daemon crashes, legitimate users experience complete service denial, potentially leading to revenue loss, customer dissatisfaction, and operational disruption. The vulnerability's presence in widely deployed server versions means that many organizations could be impacted without immediate awareness of their exposure. Network administrators face the challenge of identifying affected systems and implementing timely patches while managing potential service downtime during remediation efforts. This vulnerability aligns with ATT&CK technique T1499, which covers network denial of service attacks, and represents a classic example of how seemingly minor implementation flaws can result in significant operational consequences.
Mitigation strategies for this vulnerability primarily involve applying the appropriate service packs and patches released by Sun Microsystems to address the underlying instability. Organizations should prioritize updating their Sun ONE Web Server installations to versions SP13 or later for 4.1 releases and SP6 or later for 6.0 releases. Additionally, implementing network-level protections such as intrusion detection systems and rate limiting mechanisms can help detect and prevent exploitation attempts. Regular vulnerability assessments and security monitoring should be conducted to identify other potential weaknesses in the web server configuration and surrounding infrastructure. The incident highlights the importance of maintaining up-to-date software deployments and implementing comprehensive security monitoring practices to prevent exploitation of known vulnerabilities. Organizations should also consider implementing redundant web server configurations and failover mechanisms to minimize the impact of service disruptions caused by similar vulnerabilities.