CVE-2017-12464 : Exploit Details and Defense Strategies
Learn about CVE-2017-12464, a vulnerability in CCN-lite versions before 2.00 that could lead to a denial of service attack. Find out how to mitigate and prevent exploitation.
A vulnerability present in the ccn-lite-valid.c file in CCN-lite versions prior to 2.00 could be exploited by attackers under certain conditions to trigger a denial of service (NULL pointer dereference). This vulnerability involves manipulating the keyfile variable.
Understanding CVE-2017-12464
This CVE-2017-12464 vulnerability affects CCN-lite versions before 2.00 and can lead to a denial of service attack.
What is CVE-2017-12464?
CVE-2017-12464 is a vulnerability in the ccn-lite-valid.c file in CCN-lite versions prior to 2.00. Attackers can exploit this vulnerability to cause a denial of service by manipulating the keyfile variable.
The Impact of CVE-2017-12464
The vulnerability can be exploited by attackers to trigger a denial of service (NULL pointer dereference) under specific conditions, potentially disrupting the normal operation of affected systems.
Technical Details of CVE-2017-12464
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability in ccn-lite-valid.c in CCN-lite before version 2.00 allows context-dependent attackers to cause a denial of service (NULL pointer dereference) via vectors involving the keyfile variable.
Affected Systems and Versions
- Product: CCN-lite
- Vendor: n/a
- Versions affected: All versions prior to 2.00
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the keyfile variable, leading to a NULL pointer dereference and triggering a denial of service.
Mitigation and Prevention
Protecting systems from CVE-2017-12464 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update CCN-lite to version 2.00 or later to mitigate the vulnerability.
- Monitor for any unusual system behavior that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update software and apply security patches to prevent known vulnerabilities.
- Implement proper access controls and network segmentation to limit the impact of potential attacks.
Patching and Updates
Ensure that all systems running CCN-lite are regularly updated with the latest patches and security fixes to address vulnerabilities like CVE-2017-12464.