CVE-2018-4954: Adobe Acrobat Pro DC XFA removeInstance Use-After-Free Remote Code Execution Vulnerability
Adobe Acrobat and Reader versions 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier have a Use-after-free vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Adobe Acrobat Pro DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the XFA removeInstance method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code under the context of the current process.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2018-4954?
CVE-2018-4954 is considered to have a critical severity due to its potential for arbitrary code execution.
How do I fix CVE-2018-4954?
To fix CVE-2018-4954, you should update Adobe Acrobat and Reader to the latest version available.
What versions of Adobe software are affected by CVE-2018-4954?
CVE-2018-4954 affects Adobe Acrobat and Reader versions 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier.
Can CVE-2018-4954 be exploited remotely?
CVE-2018-4954 can potentially be exploited remotely if a user opens a specially crafted PDF file.
What are the risks associated with CVE-2018-4954?
The risks associated with CVE-2018-4954 include unauthorized access and control over the system by executing arbitrary code.