CVE-2003-1228 in Mathopd
Summary
by MITRE
Buffer overflow in the prepare_reply function in request.c for Mathopd 1.2 through 1.5b13, and possibly earlier versions, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via an HTTP request with a long path.
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Analysis
by VulDB Data Team • 12/06/2024
The vulnerability identified as CVE-2003-1228 represents a critical buffer overflow flaw within the mathopd web server software version 1.2 through 1.5b13, with potential impact extending to earlier releases. This vulnerability resides in the prepare_reply function located within the request.c source file, making it a fundamental component of the software's HTTP request processing pipeline. The flaw specifically manifests when the server receives HTTP requests containing excessively long path components, creating a scenario where memory boundaries are exceeded during buffer operations.
The technical implementation of this vulnerability follows a classic buffer overflow pattern where the software fails to properly validate the length of incoming path data before copying it into a fixed-size buffer. This inadequate input validation creates an exploitable condition where attackers can craft malicious HTTP requests with deliberately extended path parameters that exceed the allocated buffer space. The vulnerability operates at the application layer and specifically targets the HTTP protocol handling capabilities of the mathopd server, making it particularly dangerous in networked environments where HTTP traffic is processed.
From an operational perspective, this vulnerability presents dual risks to affected systems. The primary impact involves denial of service conditions where the server crashes and becomes unavailable to legitimate users, effectively disrupting service continuity and potentially causing significant business disruption. The secondary, more severe risk involves potential code execution capabilities that could allow attackers to gain unauthorized control over affected systems. This dual nature makes the vulnerability particularly attractive to threat actors seeking both service disruption and system compromise. The attack vector requires remote access through HTTP requests, meaning that exploitation can occur from anywhere on the network without requiring physical access to the target system.
The vulnerability maps directly to CWE-121, which describes buffer overflow conditions in stack-based buffers, and aligns with ATT&CK technique T1203, which covers exploitation of software vulnerabilities for privilege escalation. Organizations running affected versions of mathopd face significant exposure to both automated scanning attacks and targeted exploitation attempts. The impact extends beyond simple service disruption to potentially enable full system compromise, making this vulnerability particularly concerning for mission-critical infrastructure deployments.
Mitigation strategies for this vulnerability should prioritize immediate patching of affected software versions, as the vendor has released updates addressing the buffer overflow condition. Network segmentation and access controls should be implemented to limit exposure of vulnerable systems to untrusted networks. Additionally, implementing intrusion detection systems capable of identifying malformed HTTP requests and monitoring for unusual traffic patterns can help detect exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to identify similar conditions in other network services, as this represents a common class of vulnerability that affects many software applications. Organizations should also consider implementing application-level firewalls and web application firewalls to provide additional protection layers against malformed HTTP requests that could exploit similar buffer overflow conditions.