CVE-2017-2870 : What You Need to Know
Learn about CVE-2017-2870, a high-severity vulnerability in Gdk-Pixbuf 2.36.6 when compiled with Clang, allowing remote code execution. Find mitigation steps and update information here.
Gdk-Pixbuf 2.36.6 Vulnerability
Understanding CVE-2017-2870
This CVE involves a vulnerability in the tiff_image_parse function of Gdk-Pixbuf 2.36.6 when compiled with Clang, allowing remote code execution.
What is CVE-2017-2870?
- An integer overflow vulnerability in tiff_image_parse of Gdk-Pixbuf 2.36.6
- Exploitable by crafting a malicious tiff file
- Can lead to heap overflow and remote code execution
The Impact of CVE-2017-2870
- CVSS Base Score: 8.8 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Confidentiality, Integrity, and Availability Impact: High
- No privileges required, user interaction required
Technical Details of CVE-2017-2870
Vulnerability in Gdk-Pixbuf
Vulnerability Description
- Integer overflow in tiff_image_parse function
- Allows remote code execution via crafted tiff file
Affected Systems and Versions
- Product: Gdk-Pixbuf
- Vendor: GNOME
- Version: 2.36.6 compiled with Clang -O3 flag libtiff 4.0.6
Exploitation Mechanism
- Attacker crafts a specific tiff file
- File triggers heap overflow leading to code execution
Mitigation and Prevention
Protecting against CVE-2017-2870
Immediate Steps to Take
- Apply security updates promptly
- Avoid opening files from untrusted sources
- Implement network security measures
Long-Term Security Practices
- Regularly update software and libraries
- Conduct security audits and code reviews
- Educate users on safe file handling practices
Patching and Updates
- Check for patches from GNOME
- Apply security patches to Gdk-Pixbuf promptly