CVE-2021-25177: Siemens JT2Go DXF File Parsing Untrusted Pointer Dereference Remote Code Execution Vulnerability
An issue was discovered in Open Design Alliance Drawings SDK before 2021.11. A Type Confusion issue exists when rendering malformed .DXF and .DWG files. This can allow attackers to cause a crash, potentially enabling a denial of service attack (Crash, Exit, or Restart).
Other sources
This vulnerability allows remote attackers to execute arbitrary code 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 DXF files. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2021-25177?
CVE-2021-25177 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Siemens JT2Go.
How can an attacker exploit CVE-2021-25177?
To exploit CVE-2021-25177, the attacker would need the target to visit a malicious page or open a malicious file.
Which software products are affected by CVE-2021-25177?
Siemens JT2Go, OpenDesign Drawings Software Development Kit, Siemens COMOS, and Siemens Teamcenter Visualization are affected by CVE-2021-25177.
What is the severity of CVE-2021-25177?
The severity of CVE-2021-25177 is rated as high, with a CVSS score of 7.8.
Where can I find more information about CVE-2021-25177?
You can find more information about CVE-2021-25177 on the US-CERT website, ZeroDay Initiative advisories, and the Siemens ProductCERT website.