CVE-2017-12471 Explained : Impact and Mitigation

CVE-2017-12471 was published on August 7, 2017, and affects the cnb_parse_lev function in versions of CCN-lite prior to 2.00. The vulnerability may lead to context-dependent attacks with unspecified impacts due to the absence of checks for out-of-bounds conditions.

Understanding CVE-2017-12471

This CVE entry highlights a vulnerability in CCN-lite that could be exploited by attackers to trigger an invalid read in the hexdump function.

What is CVE-2017-12471?

The vulnerability in the cnb_parse_lev function of CCN-lite versions before 2.00 allows context-dependent attacks to occur, potentially resulting in unspecified impacts by exploiting the lack of out-of-bounds condition checks.

The Impact of CVE-2017-12471

The vulnerability could allow attackers to execute context-dependent attacks with unspecified impacts, leading to an invalid read in the hexdump function.

Technical Details of CVE-2017-12471

This section provides more technical insights into the vulnerability.

Vulnerability Description

The cnb_parse_lev function in CCN-lite versions prior to 2.00 is susceptible to context-dependent attacks due to the absence of checks for out-of-bounds conditions, resulting in an invalid read in the hexdump function.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Versions affected: All versions prior to 2.00

Exploitation Mechanism

The vulnerability can be exploited by attackers to trigger context-dependent attacks with unspecified impacts by leveraging the failure to check for out-of-bounds conditions, leading to an invalid read in the hexdump function.

Mitigation and Prevention

To address CVE-2017-12471, consider the following mitigation strategies:

Immediate Steps to Take

Update CCN-lite to version 2.00 or later to mitigate the vulnerability.
Monitor for any unusual activities on the network that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Implement secure coding practices to prevent similar vulnerabilities in the future.
Regularly update and patch software to address known security issues.

Patching and Updates

Ensure timely installation of patches and updates provided by CCN-lite to address security vulnerabilities.