CVE-2019-25013 : Security Advisory and Response

CVE-2019-25013 is a vulnerability in the GNU C Library (glibc) that affects versions up to 2.32. The issue involves a buffer over-read problem in the iconv feature when processing invalid multi-byte input sequences in the EUC-KR encoding.

Understanding CVE-2019-25013

This section provides insights into the nature and impact of the CVE-2019-25013 vulnerability.

What is CVE-2019-25013?

The vulnerability in glibc up to version 2.32 allows for a potential buffer over-read in the iconv feature, specifically when dealing with invalid multi-byte input sequences in the EUC-KR encoding.

The Impact of CVE-2019-25013

The vulnerability could be exploited by an attacker to cause a denial of service (DoS) or potentially disclose sensitive information from the system's memory.

Technical Details of CVE-2019-25013

Explore the technical aspects of the CVE-2019-25013 vulnerability.

Vulnerability Description

The issue arises due to improper handling of invalid multi-byte input sequences in the EUC-KR encoding within the glibc iconv feature.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Affected Versions: All versions up to 2.32

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting and sending specially designed input sequences in the EUC-KR encoding to trigger the buffer over-read flaw.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2019-25013.

Immediate Steps to Take

Apply patches provided by the GNU C Library to address the vulnerability.
Monitor vendor advisories and security alerts for updates and patches.

Long-Term Security Practices

Regularly update and patch software to protect against known vulnerabilities.
Implement network security measures to detect and prevent malicious activities.

Patching and Updates

Keep glibc up to date with the latest security patches and fixes to prevent exploitation of CVE-2019-25013.