CVE-2018-12917 : Vulnerability Insights and Analysis

A heap-based buffer over-read vulnerability was identified in the libpbc.a library in PBC until 2017-03-02, specifically in the _pbcM_ip_new function within the map.c file.

Understanding CVE-2018-12917

This CVE entry describes a security issue in the PBC library that could lead to a heap-based buffer over-read.

What is CVE-2018-12917?

The vulnerability in libpbc.a in PBC through 2017-03-02 allows for a heap-based buffer over-read in the _pbcM_ip_new function in map.c.

The Impact of CVE-2018-12917

This vulnerability could potentially be exploited by an attacker to read sensitive information from the affected system's memory, leading to a compromise of data integrity and confidentiality.

Technical Details of CVE-2018-12917

The technical details of this CVE include:

Vulnerability Description

The issue involves a heap-based buffer over-read in the _pbcM_ip_new function within the map.c file of the libpbc.a library.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions until 2017-03-02 are affected.

Exploitation Mechanism

The vulnerability can be exploited by an attacker to trigger the buffer over-read, potentially leading to unauthorized access to sensitive data.

Mitigation and Prevention

To address CVE-2018-12917, consider the following steps:

Immediate Steps to Take

Apply patches or updates provided by the software vendor.
Monitor security advisories for any further developments related to this vulnerability.

Long-Term Security Practices

Regularly update software and libraries to the latest versions.
Implement secure coding practices to prevent buffer over-read vulnerabilities.

Patching and Updates

Ensure that the PBC library is updated to a version that includes a fix for the heap-based buffer over-read vulnerability.