CVE-2005-2605 in Lasso Professional Server
Summary
by MITRE
Unknown vulnerability in Lasso Professional Server8.0.4 and 8.0.5 allows attackers to bypass authentication, related to [Auth] tags.
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Analysis
by VulDB Data Team • 07/26/2017
The vulnerability identified as CVE-2005-2605 represents a critical authentication bypass flaw affecting Lasso Professional Server versions 8.0.4 and 8.0.5. This issue specifically targets the authentication mechanisms implemented through [Auth] tags within the server software, creating a pathway for unauthorized access to protected resources and systems. The vulnerability stems from improper validation of authentication credentials and session management within the server's authentication framework, allowing malicious actors to circumvent the intended security controls.
Technical exploitation of this vulnerability occurs through manipulation of the [Auth] tag processing logic, where the server fails to properly verify user credentials or maintain secure session states. Attackers can leverage this weakness by crafting specific requests that exploit the flawed authentication routine, potentially gaining access to restricted areas of the web application or system. The vulnerability demonstrates a fundamental flaw in the server's security architecture where the authentication layer does not adequately enforce access controls, creating a persistent security gap that remains unaddressed in the affected versions.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it can enable attackers to escalate privileges, access sensitive data, modify system configurations, or potentially establish persistent backdoors within the affected environment. Organizations utilizing Lasso Professional Server 8.0.4 and 8.0.5 face significant risk exposure, particularly in environments where sensitive information is stored or processed through the vulnerable authentication mechanisms. The vulnerability aligns with CWE-287 which addresses improper authentication issues, and may map to ATT&CK technique T1078 for valid accounts and T1566 for social engineering, depending on how the initial compromise occurs.
Mitigation strategies for this vulnerability require immediate implementation of security patches provided by the vendor, as well as comprehensive security reviews of authentication mechanisms within the affected systems. Organizations should implement network segmentation to limit access to vulnerable servers, deploy intrusion detection systems to monitor for exploitation attempts, and conduct thorough security assessments of all applications utilizing the affected Lasso Professional Server versions. Additionally, implementing multi-factor authentication mechanisms and regular security audits can help reduce the overall risk exposure while waiting for official patches to be deployed across the organization's infrastructure.