ZDI-22-540: Adobe Acrobat Reader DC JP2 File Parsing Use-After-Free Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Adobe Acrobat Reader 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 JP2 images. 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-22-540?
The severity of ZDI-22-540 is classified as critical due to its potential to disclose sensitive information.
How do I fix ZDI-22-540?
To fix ZDI-22-540, update Adobe Acrobat Reader DC to the latest version provided by Adobe.
Who is affected by ZDI-22-540?
ZDI-22-540 affects all installations of Adobe Acrobat Reader DC that are not updated to the latest version.
What type of attack does ZDI-22-540 enable?
ZDI-22-540 enables remote attackers to disclose sensitive information by tricking users into visiting a malicious page or opening a malicious file.
Is user interaction required to exploit ZDI-22-540?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file for the exploitation to occur.