CVE-2018-10733 : Security Advisory and Response
Learn about CVE-2018-10733, a vulnerability in libgxps allowing remote denial of service attacks. Find out affected versions, exploitation details, and mitigation steps.
A remote denial of service attack can be triggered in libgxps through version 0.3.0 due to a heap-based buffer over-read vulnerability in the function ft_font_face_hash of gxps-fonts.c. This vulnerability can be exploited by providing a specially crafted input.
Understanding CVE-2018-10733
What is CVE-2018-10733?
CVE-2018-10733 is a vulnerability in libgxps that allows for a remote denial of service attack through a heap-based buffer over-read.
The Impact of CVE-2018-10733
This vulnerability can be exploited by an attacker to cause a denial of service on systems running the affected versions of libgxps.
Technical Details of CVE-2018-10733
Vulnerability Description
The vulnerability exists in the function ft_font_face_hash of gxps-fonts.c in libgxps through version 0.3.0, allowing for a heap-based buffer over-read.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: up to and including 0.3.0
Exploitation Mechanism
The vulnerability can be exploited by providing a specially crafted input to trigger a remote denial of service attack.
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor patches and updates as soon as they are available.
- Implement network security measures to prevent unauthorized access.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and audits to identify and mitigate risks.
Patching and Updates
Ensure that all systems running libgxps are updated to a version that includes a patch for CVE-2018-10733.