ZDI-21-836: Siemens JT2Go TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Siemens JT2Go. 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 TIF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. 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-21-836?
The severity of ZDI-21-836 is classified as high due to the potential for sensitive information disclosure.
How do I fix ZDI-21-836?
To fix ZDI-21-836, users should apply the latest security patches provided by Siemens for JT2Go.
What types of sensitive information can be disclosed by exploiting ZDI-21-836?
Exploiting ZDI-21-836 can lead to the disclosure of personally identifiable information and other sensitive data depending on the context.
What conditions are required for ZDI-21-836 to be exploited?
ZDI-21-836 requires user interaction, specifically that a user must visit a malicious webpage or open a malicious file for exploitation.
Which software versions are affected by ZDI-21-836?
ZDI-21-836 affects specific installations of Siemens JT2Go, particularly any version that has not been updated with the latest security measures.