CVE-2008-2234 in Openwsman
Summary
by MITRE
Multiple buffer overflows in Openwsman 1.2.0 and 2.0.0 allow remote attackers to execute arbitrary code via a crafted "Authorization: Basic" HTTP header.
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Analysis
by VulDB Data Team • 05/31/2025
The vulnerability identified as CVE-2008-2234 represents a critical security flaw in Openwsman versions 1.2.0 and 2.0.0 that exposes systems to remote code execution attacks through improper input validation in HTTP header processing. This vulnerability specifically targets the handling of the "Authorization: Basic" HTTP header, which is commonly used for authentication purposes in web services and management protocols. The flaw enables malicious actors to craft specially formatted headers that trigger buffer overflow conditions within the Openwsman service, potentially allowing them to execute arbitrary code on the affected system with the privileges of the running service.
The technical implementation of this vulnerability stems from inadequate bounds checking and memory management within the Openwsman library's parsing routine for HTTP authorization headers. When the service processes a malformed "Authorization: Basic" header, the insufficient validation allows attackers to overflow buffer structures allocated for storing authentication data. This buffer overflow condition occurs because the implementation does not properly validate the length of the base64-encoded credentials provided in the header before copying them into fixed-size memory buffers. The flaw aligns with CWE-121, which categorizes buffer overflow conditions where insufficient bounds checking allows data to overwrite adjacent memory locations, potentially corrupting program execution flow and enabling code injection attacks.
The operational impact of this vulnerability extends beyond simple remote code execution, as it provides attackers with a pathway to compromise entire management infrastructures that rely on Openwsman for web services management. Systems utilizing this software for remote administration, monitoring, and provisioning become vulnerable to unauthorized access and potential system takeover. The vulnerability is particularly dangerous because it operates at the protocol level, meaning that attackers can exploit it without requiring prior authentication or specialized network access. The attack surface includes any system running Openwsman versions 1.2.0 or 2.0.0 that accepts HTTP connections and processes authorization headers, making it a widespread concern for enterprise environments using web services management frameworks. According to ATT&CK framework category T1210, this vulnerability maps to the exploitation of remote services through protocol manipulation, specifically targeting the authentication mechanisms that underpin secure communications.
Mitigation strategies for CVE-2008-2234 require immediate patching of affected Openwsman installations to versions that properly validate input lengths and implement robust buffer management. Organizations should prioritize updating to patched versions of Openwsman that address the specific buffer overflow conditions in authorization header processing. Network segmentation and firewall rules can provide temporary protection by limiting access to affected services, while monitoring for suspicious authorization header patterns may help detect exploitation attempts. The vulnerability demonstrates the critical importance of input validation in security-critical applications and highlights the necessity of following secure coding practices that prevent buffer overflows through proper bounds checking and memory allocation management. System administrators should also consider implementing intrusion detection systems that can identify and alert on malformed HTTP headers that may indicate exploitation attempts against this specific vulnerability.