CVE-2018-4898: Adobe Acrobat Pro DC ImageConversion XPS Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. The vulnerability is caused by the computation that writes data past the end of the intended buffer; the computation is part of the XPS engine that adds vector graphics and images to a fixed page. An attacker can potentially leverage the vulnerability to corrupt sensitive data or execute arbitrary code.
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 parsing of XPS files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code under the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2018-4898?
CVE-2018-4898 is rated as critical due to its potential to allow arbitrary code execution.
How do I fix CVE-2018-4898?
To remediate CVE-2018-4898, update Adobe Acrobat Reader and Acrobat Pro DC to the latest version as recommended by Adobe.
What versions are affected by CVE-2018-4898?
CVE-2018-4898 affects Adobe Acrobat Reader versions 2018.009.20050 and earlier, as well as Acrobat Pro DC and Acrobat DC classics up to specific earlier versions.
What type of attack can exploit CVE-2018-4898?
CVE-2018-4898 can be exploited by attackers to execute arbitrary code on the victim's machine, compromising the system.
Is there a workaround for CVE-2018-4898 if I can't update right away?
While the best solution is to update, users may temporarily limit PDF file access from untrusted sources to mitigate the risks associated with CVE-2018-4898.