CVE-2019-14444 : Exploit Details and Defense Strategies

A vulnerability exists in the apply_relocations function within the readelf.c file of GNU Binutils 2.32. This vulnerability involves an integer overflow, which can be exploited by attackers to cause a write access violation. Specifically, the byte_put_little_endian function in elfcomm.c is affected. This issue can be triggered by an ELF file and has been demonstrated using the readelf command.

Understanding CVE-2019-14444

This CVE involves an integer overflow vulnerability in GNU Binutils 2.32 that can lead to a write access violation.

What is CVE-2019-14444?

The vulnerability in apply_relocations function of GNU Binutils 2.32 allows attackers to exploit an integer overflow, potentially leading to a write access violation.

The Impact of CVE-2019-14444

The vulnerability can be exploited by attackers to trigger a write access violation, posing a security risk to affected systems.

Technical Details of CVE-2019-14444

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability in apply_relocations function of GNU Binutils 2.32 involves an integer overflow that can be exploited to cause a write access violation.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Version: 2.32

Exploitation Mechanism

The vulnerability can be triggered by an ELF file, specifically affecting the byte_put_little_endian function in elfcomm.c.

Mitigation and Prevention

Protect your systems from CVE-2019-14444 with the following steps:

Immediate Steps to Take

Apply security patches provided by the vendor.
Monitor for any unusual file activities.
Restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Conduct security audits and assessments periodically.
Educate users on safe computing practices.

Patching and Updates

Ensure that you regularly check for updates and patches from the vendor to mitigate the CVE-2019-14444 vulnerability.