CVE-2018-1000127 : Vulnerability Insights and Analysis
Learn about CVE-2018-1000127, a vulnerability in memcached versions older than 1.4.37 leading to data corruption and deadlocks. Find mitigation steps and preventive measures here.
This CVE involves a vulnerability in memcached versions older than 1.4.37, specifically in the item_free() function of the items.c file. The issue can lead to data corruption and deadlocks due to recycled items being reused and still present in the hash table. The vulnerability is exploitable through network connectivity to the memcached service and has been resolved in version 1.4.37 and later.
Understanding CVE-2018-1000127
What is CVE-2018-1000127?
CVE-2018-1000127 is a vulnerability in memcached versions prior to 1.4.37 that can result in data corruption and deadlocks.
The Impact of CVE-2018-1000127
The vulnerability can lead to data corruption and deadlocks due to recycled items being reused and still existing in the hash table. It can be exploited through network connectivity to the memcached service.
Technical Details of CVE-2018-1000127
Vulnerability Description
The vulnerability exists in the item_free() function of the items.c file in memcached versions older than 1.4.37, causing data corruption and deadlocks.
Affected Systems and Versions
- Product: N/A
- Vendor: N/A
- Versions affected: N/A
Exploitation Mechanism
The vulnerability can be exploited through network connectivity to the memcached service.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade memcached to version 1.4.37 or later to mitigate the vulnerability.
- Monitor vendor advisories for any security updates.
Long-Term Security Practices
- Regularly update and patch memcached to the latest version.
- Implement network security measures to prevent unauthorized access.
Patching and Updates
Ensure that all systems running memcached are updated to version 1.4.37 or above to address the vulnerability.