ZDI-21-847: Siemens JT2Go BMP 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 BMP 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 | Affected Version | How to fix |
|---|---|---|
| Siemens JT2Go |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-21-847?
The severity of ZDI-21-847 is classified as a medium risk due to the potential for sensitive information disclosure with user interaction.
How do I fix ZDI-21-847?
To fix ZDI-21-847, update Siemens JT2Go to the latest version provided by Siemens that addresses this vulnerability.
Who is affected by ZDI-21-847?
ZDI-21-847 affects installations of Siemens JT2Go that have not been updated to the latest secure version.
What type of attack does ZDI-21-847 enable?
ZDI-21-847 enables remote attackers to disclose sensitive information through a malicious webpage or file that the user must interact with.
Is user interaction required to exploit ZDI-21-847?
Yes, user interaction is required for ZDI-21-847, as the target must visit a malicious page or open a compromised file.
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- source/ZDI
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- alias/ZDI-CAN-13197
- alias/CVE-2021-34302
- agent/software-canonical-lookup
- agent/severity
- agent/references
- agent/title
- agent/softwarecombine
- agent/description
- agent/event
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- canonical/siemens jt2go