CVE-2004-1348 in Solaris
Summary
by MITRE
Unknown vulnerability in in.named on Solaris 8 allows remote attackers to cause a denial of service (process crash).
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Analysis
by VulDB Data Team • 06/30/2021
The vulnerability identified as CVE-2004-1348 represents a critical denial of service weakness within the in.named service component of Solaris 8 operating systems. This flaw specifically targets the named daemon which serves as the primary domain name server implementation in Solaris environments. The vulnerability manifests when remote attackers can exploit malformed or specially crafted DNS query packets that trigger unexpected behavior in the named process. Such exploitation leads to complete process termination and subsequent system service disruption, effectively rendering the affected DNS server incapable of resolving domain names until manual intervention or system restart occurs.
The technical nature of this vulnerability stems from inadequate input validation mechanisms within the in.named service implementation. When processing incoming DNS queries, the named daemon fails to properly sanitize or validate certain packet structures, allowing attackers to craft malicious payloads that cause memory corruption or stack overflow conditions. This type of vulnerability falls under the broader category of software faults that can lead to process termination and system instability. The flaw operates at the network protocol level where DNS requests are handled, making it particularly dangerous as it can be exploited without requiring authentication or privileged access to the system. The vulnerability is classified as a buffer overflow or input validation error that results in an uncontrolled crash of the named process, which is fundamental to DNS resolution services.
The operational impact of CVE-2004-1348 extends beyond simple service disruption to potentially compromise entire network infrastructure reliability. Organizations relying on Solaris 8 DNS services face significant risk of cascading failures when this vulnerability is exploited, as DNS resolution is critical for network operations including email services, web browsing, and internal network communications. The remote nature of the attack means that adversaries can exploit this weakness from anywhere on the internet without requiring physical access or network credentials, making it particularly attractive for malicious actors seeking to disrupt services. This vulnerability directly impacts the availability aspect of the CIA triad and can be classified under the ATT&CK technique T1499.004 for network denial of service attacks. The exploitation of this vulnerability can result in extended downtime, service degradation, and potential business disruption that may last until system administrators can apply patches or restart the affected services.
Mitigation strategies for this vulnerability should prioritize immediate patch application from Oracle as the primary defense mechanism. System administrators must ensure that Solaris 8 systems receive the appropriate security updates that address the input validation flaws in the in.named service. Network segmentation and firewall rules should be implemented to restrict unnecessary DNS query traffic to the affected systems, while monitoring should be enhanced to detect unusual DNS query patterns that might indicate exploitation attempts. The implementation of intrusion detection systems capable of identifying malformed DNS packets can provide early warning of potential attacks. Additionally, redundant DNS infrastructure should be deployed to minimize the impact of single points of failure, and regular system health monitoring should be established to quickly identify process crashes or service interruptions. Organizations should also consider implementing automated service restart mechanisms for critical DNS services to reduce downtime impact. This vulnerability demonstrates the importance of maintaining up-to-date security patches and proper network hygiene practices as outlined in industry standards such as those referenced in CWE-121 for buffer overflow conditions and the broader principles of secure coding practices.