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CVE-2017-16359 : Exploit Details and Defense Strategies

Learn about CVE-2017-16359, a pointer wraparound vulnerability in radare 2.0.1, allowing attackers to execute arbitrary code. Find mitigation steps and prevention measures here.

A pointer wraparound vulnerability in the store_versioninfo_gnu_verdef() function within the elf.c file of the libr/bin/format/elf.c component of radare 2.0.1.

Understanding CVE-2017-16359

In radare 2.0.1, a pointer wraparound vulnerability exists in store_versioninfo_gnu_verdef() in libr/bin/format/elf/elf.c.

What is CVE-2017-16359?

This CVE refers to a specific vulnerability in the radare 2.0.1 software, where a pointer wraparound issue is present in the store_versioninfo_gnu_verdef() function within the elf.c file of the libr/bin/format/elf.c component.

The Impact of CVE-2017-16359

The vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service (DoS) by exploiting the pointer wraparound issue in the affected function.

Technical Details of CVE-2017-16359

Vulnerability Description

The vulnerability is due to improper handling of pointers in the store_versioninfo_gnu_verdef() function within the elf.c file of radare 2.0.1, leading to a pointer wraparound condition.

Affected Systems and Versions

        Product: radare 2.0.1
        Version: Not applicable

Exploitation Mechanism

        An attacker could exploit this vulnerability by crafting a malicious input that triggers the pointer wraparound condition, potentially leading to arbitrary code execution or a DoS condition.

Mitigation and Prevention

Immediate Steps to Take

        Apply the patches provided by radare to address the vulnerability.
        Consider limiting access to vulnerable systems to trusted users only.

Long-Term Security Practices

        Regularly update software and apply security patches to prevent known vulnerabilities.
        Conduct security assessments and code reviews to identify and address potential vulnerabilities.

Patching and Updates

        Ensure that radare 2.0.1 is updated to the latest version that includes fixes for the pointer wraparound vulnerability.

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