CVE-2007-6690 in Menalto
Summary
by MITRE
The Gallery Remote module in Menalto Gallery before 2.2.4 does not check permissions for unspecified GR commands, which has unknown impact and attack vectors.
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Analysis
by VulDB Data Team • 08/05/2019
The vulnerability identified as CVE-2007-6690 resides within the Gallery Remote module of Menalto Gallery software prior to version 2.2.4. This represents a critical authorization flaw that allows unauthorized users to execute unspecified GR commands without proper permission verification. The vulnerability stems from inadequate access control mechanisms within the remote module, creating a potential pathway for malicious actors to bypass authentication and authorization checks. The unspecified nature of the GR commands indicates that the flaw affects multiple operational functions within the gallery system, making it particularly dangerous as the attack surface remains undefined.
The technical implementation of this vulnerability demonstrates a classic privilege escalation issue where the system fails to validate user permissions before executing remote commands. This type of flaw falls under the CWE-284 category of Improper Access Control, specifically targeting remote command execution capabilities within web applications. The lack of proper input validation and access control checks creates an environment where attackers can manipulate the system through remote interfaces without proper authentication. The vulnerability's impact is compounded by the fact that the exact nature of affected commands remains unspecified, suggesting that multiple attack vectors may be available to malicious users.
From an operational perspective, this vulnerability poses significant risks to organizations using affected Gallery versions, as it could enable complete system compromise through unauthorized remote command execution. Attackers could potentially leverage this flaw to gain administrative privileges, modify or delete gallery content, access sensitive user data, or even use the compromised system as a launching point for further attacks within the network infrastructure. The attack vectors remain unknown due to the unspecified nature of the GR commands, which means defenders cannot properly prepare or implement specific mitigations without complete information about the affected functionality.
The remediation approach for this vulnerability requires immediate implementation of the patched version 2.2.4 or later, which addresses the missing permission checks in the Gallery Remote module. Organizations should also implement network segmentation to limit access to gallery systems, deploy web application firewalls to monitor and filter remote commands, and conduct thorough security audits of all remote interfaces. Additionally, implementing proper input validation, access control lists, and regular security assessments would help prevent similar issues in other applications. The vulnerability's classification aligns with ATT&CK technique T1078 for Valid Accounts and T1068 for Exploitation for Privilege Escalation, highlighting the multi-faceted nature of the threat it presents to enterprise security postures.