CVE-2017-8365 : What You Need to Know

CVE-2017-8365 was published on April 30, 2017, by MITRE. The vulnerability affects the i2les_array function in pcm.c in libsndfile version 1.0.28, allowing remote attackers to trigger a denial of service attack by exploiting a buffer over-read.

Understanding CVE-2017-8365

This CVE entry describes a vulnerability in the libsndfile library that can be exploited remotely to cause a denial of service.

What is CVE-2017-8365?

The vulnerability in the i2les_array function in pcm.c in libsndfile version 1.0.28 enables remote attackers to execute a denial of service attack by providing a specially crafted audio file, resulting in a buffer over-read and subsequent application crash.

The Impact of CVE-2017-8365

The exploitation of this vulnerability can lead to a complete crash of the affected application, potentially disrupting services or causing system instability.

Technical Details of CVE-2017-8365

This section provides more technical insights into the CVE-2017-8365 vulnerability.

Vulnerability Description

The i2les_array function in pcm.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service through a buffer over-read and application crash triggered by a malicious audio file.

Affected Systems and Versions

Affected Version: libsndfile 1.0.28
Systems using libsndfile version 1.0.28 are vulnerable to this exploit.

Exploitation Mechanism

The vulnerability can be exploited remotely by providing a specifically crafted audio file to trigger a buffer over-read, leading to a crash of the targeted application.

Mitigation and Prevention

Protecting systems from CVE-2017-8365 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update libsndfile to a non-vulnerable version if available.
Implement network security measures to prevent remote exploitation.

Long-Term Security Practices

Regularly update software and libraries to patch known vulnerabilities.
Conduct security assessments and audits to identify and mitigate potential risks.

Patching and Updates

Apply security patches provided by the libsndfile maintainers to address the vulnerability and prevent exploitation.