CVE-2020-10177 : Vulnerability Insights and Analysis
Learn about CVE-2020-10177, a vulnerability in Pillow before 7.1.0 allowing out-of-bounds reads in libImaging/FliDecode.c. Find mitigation steps and prevention measures.
Pillow before 7.1.0 has multiple out-of-bounds reads in libImaging/FliDecode.c.
Understanding CVE-2020-10177
Pillow before version 7.1.0 is susceptible to multiple out-of-bounds reads in the libImaging/FliDecode.c file.
What is CVE-2020-10177?
Pillow, a popular Python Imaging Library, is impacted by this vulnerability due to multiple out-of-bounds reads in the libImaging/FliDecode.c file.
The Impact of CVE-2020-10177
This vulnerability could potentially allow an attacker to read out-of-bounds memory, leading to information disclosure or possibly arbitrary code execution.
Technical Details of CVE-2020-10177
Vulnerability Description
The issue arises from multiple out-of-bounds reads in the libImaging/FliDecode.c file within Pillow before version 7.1.0.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by a remote attacker sending a specially crafted file to the application, triggering the out-of-bounds read.
Mitigation and Prevention
Immediate Steps to Take
- Update Pillow to version 7.1.0 or later to mitigate the vulnerability.
- Avoid opening files from untrusted sources.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Implement proper input validation and sanitization techniques in applications.
Patching and Updates
Ensure timely patching of software and libraries to address known vulnerabilities.