CVE-2019-14288 : Security Advisory and Response
Learn about CVE-2019-14288, an integer overflow vulnerability in Xpdf 4.01.01 that could allow attackers to execute arbitrary code or cause a denial of service. Find out how to mitigate this issue.
Xpdf 4.01.01 has been identified with an integer overflow vulnerability in the JBIG2Bitmap::combine function, specifically when handling the 'one byte per line' scenario.
Understanding CVE-2019-14288
What is CVE-2019-14288?
An integer overflow issue has been discovered in Xpdf 4.01.01, affecting the JBIG2Bitmap::combine function in JBIG2Stream.cc.
The Impact of CVE-2019-14288
This vulnerability could potentially be exploited by attackers to execute arbitrary code or cause a denial of service (DoS) on the affected system.
Technical Details of CVE-2019-14288
Vulnerability Description
The vulnerability lies in an integer overflow within the JBIG2Bitmap::combine function in Xpdf 4.01.01.
Affected Systems and Versions
- Product: Xpdf 4.01.01
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to trigger the integer overflow in the 'one byte per line' scenario.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security patches provided by the vendor.
- Consider implementing appropriate input validation mechanisms.
Long-Term Security Practices
- Regularly update software and systems to mitigate known vulnerabilities.
- Conduct security assessments and audits to identify and address potential weaknesses.
Patching and Updates
Ensure that Xpdf is updated to a patched version that addresses the integer overflow vulnerability.