CVE-2023-3231 in UJCMS
Summary
by MITRE • 06/14/2023
A vulnerability has been found in UJCMS up to 6.0.2 and classified as problematic. This vulnerability affects unknown code of the component ZIP Package Handler. The manipulation of the argument dir leads to information disclosure. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 7.0.0 is able to address this issue. It is recommended to upgrade the affected component. VDB-231502 is the identifier assigned to this vulnerability.
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Analysis
by VulDB Data Team • 07/13/2023
The vulnerability identified as CVE-2023-3231 represents a significant security flaw within UJCMS version 6.0.2 and earlier, specifically affecting the ZIP Package Handler component. This issue falls under the category of information disclosure vulnerabilities, where an attacker can potentially extract sensitive data through manipulation of the directory argument parameter. The vulnerability's classification as problematic indicates a substantial risk to system security and data integrity, particularly given that it affects core functionality related to package handling and processing.
The technical exploitation of this vulnerability requires manipulation of the dir argument within the ZIP Package Handler component, which creates a pathway for unauthorized information disclosure. The attack vector is remote, meaning that adversaries can exploit this flaw without requiring physical access to the target system, significantly expanding the potential attack surface. The high complexity and difficult exploitation requirements suggest that while the vulnerability exists, it likely requires specialized knowledge and specific conditions to successfully compromise systems, though the fact that public exploitation methods have been disclosed reduces the barrier to entry for malicious actors.
From a cybersecurity perspective, this vulnerability aligns with CWE-200, which covers "Information Exposure," and represents a clear violation of data confidentiality principles. The remote exploitation capability makes this particularly concerning for web applications and content management systems where public-facing interfaces are common. The vulnerability's disclosure status indicates that threat actors may already be actively targeting systems running affected versions of UJCMS, making immediate remediation essential. Organizations using UJCMS versions prior to 7.0.0 face potential exposure to data breaches, system compromise, and unauthorized access to sensitive information stored within the application environment.
The recommended mitigation strategy involves upgrading to UJCMS version 7.0.0, which contains the necessary patches to address this vulnerability. This upgrade process should be carefully planned and tested to ensure that existing functionality remains intact while eliminating the security risk. Security teams should also implement monitoring and detection measures to identify any potential exploitation attempts. Additionally, organizations should conduct comprehensive vulnerability assessments to identify other potentially affected systems and ensure that proper access controls and network segmentation are in place to limit the impact of similar vulnerabilities. The vulnerability's assignment of VDB-231502 identifier indicates that security researchers have recognized its significance and are tracking its remediation across affected systems.