CVE-2018-14447 : Vulnerability Insights and Analysis
Learn about CVE-2018-14447, a vulnerability in libConfuse version 3.2.1 that allows an out-of-bounds read. Find out the impact, affected systems, exploitation details, and mitigation steps.
A vulnerability in the libConfuse version 3.2.1 could allow an attacker to perform an out-of-bounds read.
Understanding CVE-2018-14447
This CVE involves a specific vulnerability in the libConfuse library version 3.2.1.
What is CVE-2018-14447?
The vulnerability exists in the "trim_whitespace" function within the lexer.l file of libConfuse version 3.2.1, leading to an out-of-bounds read.
The Impact of CVE-2018-14447
The vulnerability could be exploited by an attacker to read beyond the intended boundaries of the affected function, potentially leading to information disclosure or a denial of service.
Technical Details of CVE-2018-14447
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in the "trim_whitespace" function of lexer.l in libConfuse v3.2.1 results in an out-of-bounds read.
Affected Systems and Versions
- Affected Versions: libConfuse version 3.2.1
- Affected Products: Not applicable
- Affected Vendor: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by manipulating input to trigger the out-of-bounds read in the "trim_whitespace" function.
Mitigation and Prevention
Protecting systems from CVE-2018-14447 requires specific actions to mitigate the risk.
Immediate Steps to Take
- Update to a patched version of libConfuse that addresses the out-of-bounds read vulnerability.
- Monitor vendor security advisories for updates and patches.
Long-Term Security Practices
- Regularly update software and libraries to the latest secure versions.
- Implement input validation mechanisms to prevent exploitation of out-of-bounds vulnerabilities.
Patching and Updates
- Apply patches provided by the libConfuse project to fix the vulnerability.