CVE-2023-6307 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2023-6307, a critical vulnerability found in jeecgboot JimuReport up to version 1.6.1, classified as a relative path traversal vulnerability (CWE-23). The vulnerability allows remote attackers to manipulate the argument 'imageUrl' and conduct path traversal attacks, potentially leading to unauthorized access and information disclosure.

Understanding CVE-2023-6307

CVE-2023-6307 is a critical vulnerability in jeecgboot JimuReport versions up to 1.6.1, allowing attackers to exploit a relative path traversal flaw in the '/download/image' functionality. The exploit enables attackers to manipulate the 'imageUrl' parameter to traverse directories and possibly access sensitive information.

What is CVE-2023-6307?

The vulnerability in jeecgboot JimuReport up to version 1.6.1 allows malicious actors to conduct path traversal attacks by manipulating the 'imageUrl' parameter. This could result in unauthorized access to files and directories on the affected system, leading to potential data leakage and security breaches.

The Impact of CVE-2023-6307

With a CVSS base score of 6.3 (Medium Severity), CVE-2023-6307 poses a significant risk to systems running vulnerable versions of jeecgboot JimuReport. Attackers can exploit this vulnerability remotely, potentially leading to unauthorized access, data manipulation, and further exploitation of the affected system.

Technical Details of CVE-2023-6307

This section delves into the specific technical details of CVE-2023-6307, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability found in jeecgboot JimuReport up to version 1.6.1 involves a relative path traversal flaw in the '/download/image' functionality. By manipulating the 'imageUrl' parameter, remote attackers can traverse directories and potentially access unauthorized files and data.

Affected Systems and Versions

jeecgboot JimuReport versions 1.6.0 and 1.6.1 are affected by CVE-2023-6307. Users running these versions are at risk of exploitation if proper mitigation measures are not implemented.

Exploitation Mechanism

Attackers can exploit CVE-2023-6307 remotely by manipulating the 'imageUrl' parameter in the '/download/image' functionality of jeecgboot JimuReport. This manipulation allows them to traverse directories and access sensitive files beyond the intended scope, leading to potential data compromise.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-6307, it is crucial for organizations and users to take immediate steps to secure their systems and prevent exploitation.

Immediate Steps to Take

Update jeecgboot JimuReport to a patched version that addresses CVE-2023-6307.
Apply strict input validation mechanisms to prevent malicious input manipulation.
Monitor network traffic for any suspicious activity related to path traversal attempts.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities promptly.
Implement access controls and least privilege principles to restrict unauthorized access.
Conduct regular security assessments and penetration testing to identify and mitigate potential security gaps.

Patching and Updates

Ensure that all systems running jeecgboot JimuReport are updated to versions that contain patches for CVE-2023-6307. Regularly check for vendor security advisories and apply updates as soon as they are available to enhance system security and protect against potential exploits.