CVE-2018-11128 : Security Advisory and Response
CVE-2018-11128 involves a vulnerability in the ObjReader::ReadObj() function of vincent0629 PDFParser, enabling remote attackers to cause denial of service or execute unauthorized code. Learn about the impact, technical details, and mitigation steps.
A potential security vulnerability has been identified in the ObjReader::ReadObj() function within the ObjReader.cpp file of the vincent0629 PDFParser. This vulnerability could potentially be exploited by remote attackers to cause a denial of service condition, specifically a stack-based buffer overflow, or potentially execute unauthorized and arbitrary code. Users should exercise caution when handling crafted PDF files.
Understanding CVE-2018-11128
This CVE involves a vulnerability in the ObjReader::ReadObj() function of the vincent0629 PDFParser that could lead to denial of service or arbitrary code execution.
What is CVE-2018-11128?
The CVE-2018-11128 vulnerability is a stack-based buffer overflow in the ObjReader::ReadObj() function of the vincent0629 PDFParser, allowing remote attackers to potentially execute unauthorized code.
The Impact of CVE-2018-11128
- Remote attackers can exploit this vulnerability to cause a denial of service condition or execute arbitrary code.
Technical Details of CVE-2018-11128
This section provides more technical insights into the vulnerability.
Vulnerability Description
The ObjReader::ReadObj() function in ObjReader.cpp of vincent0629 PDFParser allows remote attackers to trigger a denial of service or execute arbitrary code via a crafted PDF file.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
- Attackers can exploit this vulnerability remotely by manipulating crafted PDF files.
Mitigation and Prevention
Protective measures to address CVE-2018-11128.
Immediate Steps to Take
- Exercise caution when handling PDF files, especially those from untrusted sources.
- Implement file integrity checks to detect tampering.
- Consider using alternative PDF parsing libraries until a patch is available.
Long-Term Security Practices
- Regularly update software and libraries to mitigate known vulnerabilities.
- Conduct security assessments and audits to identify and address potential weaknesses.
Patching and Updates
- Stay informed about patches or updates released by the software vendor.
- Apply patches promptly to secure systems against known vulnerabilities.