CVE-2018-14738 : Security Advisory and Response

A problem was found in the libpbc.a library in cloudwu PBC up until 2017-03-02, leading to a segmentation fault (SEGV) in the pbc_rmessage_message function in the rmessage.c file.

Understanding CVE-2018-14738

This CVE-2018-14738 entry highlights a vulnerability in the cloudwu PBC library.

What is CVE-2018-14738?

CVE-2018-14738 is a vulnerability in the libpbc.a library in cloudwu PBC that can result in a segmentation fault in the pbc_rmessage_message function.

The Impact of CVE-2018-14738

The vulnerability can potentially lead to system crashes or unauthorized access due to the segmentation fault.

Technical Details of CVE-2018-14738

This section delves into the technical aspects of the CVE.

Vulnerability Description

The issue lies within the libpbc.a library in cloudwu PBC, specifically in the pbc_rmessage_message function in the rmessage.c file, allowing a SEGV to occur.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions of cloudwu PBC up to 2017-03-02 are affected.

Exploitation Mechanism

The vulnerability can be exploited by triggering the pbc_rmessage_message function in the rmessage.c file, leading to a segmentation fault.

Mitigation and Prevention

Protecting systems from CVE-2018-14738 requires immediate actions and long-term security practices.

Immediate Steps to Take

Monitor for any unusual system behavior that might indicate exploitation of the vulnerability.
Consider implementing network-level protections to mitigate potential attacks.

Long-Term Security Practices

Regularly update software and libraries to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address weaknesses.

Patching and Updates

Apply patches or updates provided by the software vendor to address the vulnerability in the cloudwu PBC library.