CVE-2017-12951 Explained : Impact and Mitigation
Learn about CVE-2017-12951, a vulnerability in libgig 4.0.0 that can lead to an application crash and stack-based buffer over-read when manipulated by a remote attacker. Find out the impact, technical details, and mitigation steps.
This CVE-2017-12951 article provides insights into a vulnerability in libgig 4.0.0 that can lead to an application crash and stack-based buffer over-read when manipulated by a remote attacker.
Understanding CVE-2017-12951
CVE-2017-12951 is a security vulnerability in libgig 4.0.0 that allows remote attackers to trigger an application crash and stack-based buffer over-read by exploiting a specific function.
What is CVE-2017-12951?
The gig::DimensionRegion::CreateVelocityTable function in gig.cpp in libgig 4.0.0 can be exploited by a remote attacker using a manipulated gig file to cause a denial of service.
The Impact of CVE-2017-12951
The vulnerability can lead to a denial of service, application crash, and stack-based buffer over-read when a crafted gig file is utilized by an attacker.
Technical Details of CVE-2017-12951
This section delves into the technical aspects of the CVE-2017-12951 vulnerability.
Vulnerability Description
The gig::DimensionRegion::CreateVelocityTable function in gig.cpp in libgig 4.0.0 allows remote attackers to cause a denial of service through a stack-based buffer over-read and application crash.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: 4.0.0 (affected)
Exploitation Mechanism
The vulnerability can be triggered by a remote attacker through the manipulation of a gig file, specifically by exploiting the gig::DimensionRegion::CreateVelocityTable function.
Mitigation and Prevention
Protecting systems from CVE-2017-12951 involves taking immediate steps and implementing long-term security practices.
Immediate Steps to Take
- Apply security patches promptly
- Monitor for any unusual file activities
- Restrict access to vulnerable systems
Long-Term Security Practices
- Regularly update software and libraries
- Conduct security audits and assessments
- Educate users on safe file handling practices
Patching and Updates
Ensure that the affected systems are updated with the latest patches to mitigate the CVE-2017-12951 vulnerability.