CVE-2017-0373 : Security Advisory and Response

CVE-2017-0373 was published on May 23, 2017, and affects libconfig-model-perl. The vulnerability arises from a hazardous 'use lib' statement in the implementation of gen_class_pod, potentially enabling remote attackers to exploit manipulated Debian package files.

Understanding CVE-2017-0373

This CVE entry highlights a vulnerability in libconfig-model-perl that could be exploited by attackers to cause damage through a specific Debian package file.

What is CVE-2017-0373?

The vulnerability in libconfig-model-perl, also known as Config-Model, before version 2.102, stems from a risky 'use lib' statement in the gen_class_pod implementation. This flaw could allow remote attackers to manipulate Debian package files and potentially cause harm.

The Impact of CVE-2017-0373

The presence of the hazardous 'use lib' statement in libconfig-model-perl could enable remote attackers to exploit manipulated Debian package files, leading to potential damage or unauthorized access.

Technical Details of CVE-2017-0373

This section delves into the technical aspects of the CVE, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The gen_class_pod implementation in lib/Config/Model/Utils/GenClassPod.pm in libconfig-model-perl before version 2.102 contains a dangerous 'use lib' statement, posing a risk of exploitation by remote attackers through manipulated Debian package files.

Affected Systems and Versions

Product: libconfig-model-perl
Vendor: Not applicable
Affected Version: libconfig-model-perl

Exploitation Mechanism

The vulnerability allows remote attackers to potentially cause damage by utilizing a manipulated Debian package file through the hazardous 'use lib' statement in libconfig-model-perl.

Mitigation and Prevention

To address CVE-2017-0373, immediate steps and long-term security practices are crucial.

Immediate Steps to Take

Update libconfig-model-perl to version 2.102 or later to mitigate the vulnerability.
Monitor for any suspicious activities or unauthorized access attempts.

Long-Term Security Practices

Regularly update software and packages to patch known vulnerabilities.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Ensure timely patching of libconfig-model-perl to the latest version to address the 'use lib' statement vulnerability.