CVE-2017-11338 : Security Advisory and Response
Learn about CVE-2017-11338, a vulnerability in Exiv2 0.26 that allows remote denial of service attacks. Find out how to mitigate and prevent this security issue.
Exiv2 0.26 version contains a vulnerability in the printIFDStructure function of image.cpp, potentially leading to a remote denial of service attack.
Understanding CVE-2017-11338
Exiv2 0.26 version has a vulnerability that can be exploited to cause a denial of service attack remotely.
What is CVE-2017-11338?
The vulnerability in the Exiv2 0.26 version allows an attacker to trigger an infinite loop by providing specially crafted input, resulting in a remote denial of service attack.
The Impact of CVE-2017-11338
The vulnerability can be exploited by an attacker to cause a remote denial of service attack by triggering an infinite loop in the printIFDStructure function of image.cpp.
Technical Details of CVE-2017-11338
Exiv2 0.26 version vulnerability details.
Vulnerability Description
An infinite loop exists in the Exiv2::Image::printIFDStructure function of image.cpp in Exiv2 0.26. Crafted input can lead to a remote denial of service attack.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by providing specifically designed input to trigger an infinite loop in the printIFDStructure function, leading to a remote denial of service attack.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2017-11338 vulnerability.
Immediate Steps to Take
- Update Exiv2 to a patched version if available.
- Implement input validation to prevent crafted inputs.
Long-Term Security Practices
- Regularly update software to the latest versions.
- Conduct security assessments and audits to identify vulnerabilities.
Patching and Updates
- Apply patches provided by Exiv2 promptly to address the vulnerability.