CVE-2019-11484 : Exploit Details and Defense Strategies
Discover the impact of CVE-2019-11484, an integer overflow vulnerability in bson_ensure_space affecting Canonical's whoopsie system. Learn about mitigation steps and patching details.
CVE-2019-11484, assigned by Canonical, involves an integer overflow in bson_ensure_space used in the whoopsie system.
Understanding CVE-2019-11484
What is CVE-2019-11484?
Kevin Backhouse discovered an integer overflow in bson_ensure_space, impacting the whoopsie system.
The Impact of CVE-2019-11484
The vulnerability could be exploited locally, leading to low confidentiality, integrity, and availability impacts with a CVSS base score of 6.3.
Technical Details of CVE-2019-11484
Vulnerability Description
- Integer overflow in bson_ensure_space
Affected Systems and Versions
- Vendor: Canonical
- Product: whoopsie
- Vulnerable Versions:
- 0.2.52.5 (less than 0.2.52.5ubuntu0.2)
- 0.2.62 (less than 0.2.62ubuntu0.2)
- 0.2.66 (less than 0.2.66ubuntu0.1)
Exploitation Mechanism
The vulnerability can be exploited locally with low complexity and privileges required.
Mitigation and Prevention
Immediate Steps to Take
- Apply the provided patches from Canonical
- Monitor security advisories for updates
Long-Term Security Practices
- Regularly update software and systems
- Implement secure coding practices
Patching and Updates
Canonical has released patches to address the vulnerability.