CVE-2017-1382 : Vulnerability Insights and Analysis

IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0 are susceptible to a vulnerability that could allow a local attacker to gain unauthorized access to files due to default permissions.

Understanding CVE-2017-1382

This CVE involves a potential security issue in IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0 related to file permissions when using custom startup scripts.

What is CVE-2017-1382?

When custom startup scripts are utilized with the affected IBM WebSphere Application Server versions, files may be created with default permissions instead of customized ones, potentially enabling a local attacker to access these files without authorization.

The Impact of CVE-2017-1382

The impact of unauthorized access to these files by a local attacker is currently unknown, posing a risk to the confidentiality and integrity of sensitive data stored within the affected systems.

Technical Details of CVE-2017-1382

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The vulnerability in IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0 allows local attackers to exploit default file permissions set by custom startup scripts, potentially leading to unauthorized access to critical files.

Affected Systems and Versions

Product: WebSphere Application Server
Vendor: IBM
Affected Versions: 7.0, 8.0, 8.5, 9.0

Exploitation Mechanism

By manipulating file permissions through custom startup scripts, attackers can exploit this vulnerability to gain access to files with default permissions, bypassing intended security measures.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2017-1382, consider the following steps:

Immediate Steps to Take

Monitor file permissions and access controls regularly.
Implement least privilege access to restrict unauthorized file access.
Apply security patches and updates provided by IBM.

Long-Term Security Practices

Conduct regular security audits and assessments to identify vulnerabilities.
Educate users on secure scripting practices to prevent inadvertent file permission misconfigurations.

Patching and Updates

Stay informed about security advisories and updates from IBM.
Apply patches promptly to mitigate the risk of unauthorized file access.