CVE-2017-17529 : Exploit Details and Defense Strategies

AbiWord 3.0.2-2 has a vulnerability in the file af/util/xp/ut_go_file.cpp that could allow remote attackers to launch argument-injection attacks.

Understanding CVE-2017-17529

In AbiWord 3.0.2-2, a specific file does not properly validate strings before executing the program specified by the BROWSER environment variable, potentially enabling remote attackers to exploit the system.

What is CVE-2017-17529?

This CVE refers to a security flaw in AbiWord 3.0.2-2 that could be exploited by remote attackers to conduct argument-injection attacks through a manipulated URL.

The Impact of CVE-2017-17529

The vulnerability in AbiWord 3.0.2-2 could allow remote attackers to execute malicious code or commands on the target system, posing a risk of unauthorized access or data manipulation.

Technical Details of CVE-2017-17529

AbiWord 3.0.2-2 vulnerability details.

Vulnerability Description

The file af/util/xp/ut_go_file.cpp in AbiWord 3.0.2-2 does not properly validate strings before launching the program specified by the BROWSER environment variable, potentially enabling argument-injection attacks via a crafted URL.

Affected Systems and Versions

Affected Product: AbiWord 3.0.2-2
Affected Vendor: N/A
Affected Version: N/A

Exploitation Mechanism

Remote attackers can exploit this vulnerability by manipulating URLs to inject malicious arguments, potentially leading to unauthorized execution of commands.

Mitigation and Prevention

Steps to address and prevent CVE-2017-17529.

Immediate Steps to Take

Disable the BROWSER environment variable if not essential for system functionality.
Implement URL filtering mechanisms to block potentially malicious URLs.
Regularly monitor and update security patches for AbiWord.

Long-Term Security Practices

Conduct regular security audits and penetration testing to identify vulnerabilities.
Educate users on safe browsing practices and the risks associated with clicking on unknown URLs.

Patching and Updates

Apply patches and updates provided by AbiWord to address the vulnerability and enhance system security.