CVE-2017-12797 : Vulnerability Insights and Analysis

On 32-bit platforms, a vulnerability exists in the ID3 parser of mpg123 versions prior to 1.25.5. The INT123_parse_new_id3 function is prone to integer overflow, allowing remote attackers to trigger a heap-based buffer overflow, leading to a denial of service.

Understanding CVE-2017-12797

This CVE identifies a specific vulnerability in the mpg123 software.

What is CVE-2017-12797?

CVE-2017-12797 is an integer overflow vulnerability in the ID3 parser of mpg123 versions before 1.25.5 on 32-bit platforms. Attackers can exploit this flaw to cause a denial of service by crafting a malicious file.

The Impact of CVE-2017-12797

The vulnerability can be exploited remotely by attackers to trigger a heap-based buffer overflow, resulting in a denial of service condition.

Technical Details of CVE-2017-12797

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from an integer overflow in the INT123_parse_new_id3 function within the ID3 parser of mpg123 versions prior to 1.25.5 on 32-bit platforms.

Affected Systems and Versions

Affected software: mpg123 versions before 1.25.5
Affected platforms: 32-bit systems

Exploitation Mechanism

Attackers can exploit this vulnerability by creating a specially crafted file to trigger the heap-based buffer overflow, leading to a denial of service.

Mitigation and Prevention

Protecting systems from CVE-2017-12797 requires specific actions.

Immediate Steps to Take

Update mpg123 to version 1.25.5 or later to mitigate the vulnerability.
Implement network security measures to prevent remote exploitation.

Long-Term Security Practices

Regularly update software and systems to patch known vulnerabilities.
Conduct security assessments and audits to identify and address potential weaknesses.

Patching and Updates

Apply patches and updates provided by the software vendor to address security issues promptly.