CVE-2017-12953 : Security Advisory and Response
Learn about CVE-2017-12953, a vulnerability in libgig 4.0.0 allowing remote attackers to trigger a denial of service condition. Find out how to mitigate this issue and protect your systems.
CVE-2017-12953 was published on August 28, 2017, and affects the gig::Instrument::UpdateRegionKeyTable function in libgig 4.0.0. This vulnerability allows remote attackers to trigger a denial of service condition, leading to an application crash and invalid memory write by exploiting a specially crafted gig file.
Understanding CVE-2017-12953
This CVE entry describes a vulnerability in libgig 4.0.0 that can be exploited remotely to cause a denial of service.
What is CVE-2017-12953?
The gig::Instrument::UpdateRegionKeyTable function in gig.cpp within libgig 4.0.0 allows remote attackers to trigger a denial of service condition, leading to an application crash and invalid memory write by exploiting a carefully crafted gig file.
The Impact of CVE-2017-12953
The vulnerability can result in a denial of service, causing an application crash and potentially allowing attackers to execute arbitrary code or disrupt services.
Technical Details of CVE-2017-12953
This section provides more technical insights into the vulnerability.
Vulnerability Description
The gig::Instrument::UpdateRegionKeyTable function in gig.cpp in libgig 4.0.0 allows remote attackers to cause a denial of service (invalid memory write and application crash) via a crafted gig file.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: 4.0.0
Exploitation Mechanism
Remote attackers can exploit the gig::Instrument::UpdateRegionKeyTable function in gig.cpp within libgig 4.0.0 by using a carefully crafted gig file to trigger a denial of service condition.
Mitigation and Prevention
To address CVE-2017-12953, follow these mitigation strategies:
Immediate Steps to Take
- Apply security patches provided by the vendor.
- Avoid opening gig files from untrusted sources.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Implement network security measures to prevent remote exploitation.
Patching and Updates
Ensure that you regularly check for security updates and patches for libgig to mitigate the risk of exploitation.