CVE-2018-11432 : Vulnerability Insights and Analysis

A crafted mobi file can lead to information disclosure through a heap-based buffer over-read in the mobi_parse_mobiheader function found in read.c of Libmobi 0.3.

Understanding CVE-2018-11432

The vulnerability in Libmobi 0.3 allows remote attackers to cause information disclosure through a crafted mobi file.

What is CVE-2018-11432?

The mobi_parse_mobiheader function in read.c in Libmobi 0.3 enables remote attackers to trigger information disclosure via a specially crafted mobi file.

The Impact of CVE-2018-11432

This vulnerability can result in information disclosure due to a heap-based buffer over-read in Libmobi 0.3.

Technical Details of CVE-2018-11432

The technical aspects of the vulnerability are as follows:

Vulnerability Description

The mobi_parse_mobiheader function in read.c of Libmobi 0.3 allows for a heap-based buffer over-read, leading to potential information disclosure.

Affected Systems and Versions

Affected Product: Not applicable
Affected Vendor: Not applicable
Affected Version: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by crafting a malicious mobi file to trigger the heap-based buffer over-read.

Mitigation and Prevention

To address CVE-2018-11432, consider the following steps:

Immediate Steps to Take

Implement file validation mechanisms to detect and block malicious mobi files.
Apply security patches or updates provided by the software vendor.

Long-Term Security Practices

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

Patching and Updates

Ensure timely installation of patches and updates released by Libmobi to fix the vulnerability.