CVE-2019-7818 : Security Advisory and Response
Learn about CVE-2019-7818, an out-of-bounds write vulnerability in Adobe Acrobat and Reader versions 2019.010.20100 and earlier. Find out how to mitigate the risk and prevent arbitrary code execution.
Adobe Acrobat and Reader versions 2019.010.20100 and earlier, 2019.010.20099 and earlier, 2017.011.30140 and earlier, 2017.011.30138 and earlier, 2015.006.30495 and earlier, and 2015.006.30493 and earlier have an out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code execution.
Understanding CVE-2019-7818
The existence of an out-of-bounds write vulnerability has been identified in various versions of Adobe Acrobat and Reader, potentially allowing for the execution of arbitrary code.
What is CVE-2019-7818?
CVE-2019-7818 is an out-of-bounds write vulnerability found in multiple versions of Adobe Acrobat and Reader, which could be exploited to execute arbitrary code.
The Impact of CVE-2019-7818
If successfully exploited, this vulnerability could result in the execution of arbitrary code on the affected system, potentially leading to unauthorized access or control.
Technical Details of CVE-2019-7818
Vulnerability Description
The vulnerability involves an out-of-bounds write issue in Adobe Acrobat and Reader versions specified, allowing attackers to potentially execute arbitrary code.
Affected Systems and Versions
- Adobe Acrobat and Reader versions 2019.010.20100 and earlier
- Adobe Acrobat and Reader versions 2019.010.20099 and earlier
- Adobe Acrobat and Reader versions 2017.011.30140 and earlier
- Adobe Acrobat and Reader versions 2017.011.30138 and earlier
- Adobe Acrobat and Reader versions 2015.006.30495 and earlier
- Adobe Acrobat and Reader versions 2015.006.30493 and earlier
Exploitation Mechanism
The vulnerability can be exploited by an attacker to trigger the out-of-bounds write condition, potentially leading to the execution of malicious code.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Adobe to address the vulnerability.
- Consider implementing security best practices to enhance overall system security.
Long-Term Security Practices
- Regularly update Adobe Acrobat and Reader to the latest versions to mitigate known vulnerabilities.
- Employ network segmentation and access controls to limit the impact of potential attacks.
Patching and Updates
It is crucial to regularly check for and apply security updates released by Adobe for Acrobat and Reader to protect against known vulnerabilities.