CVE-2021-25177: Siemens JT2Go DXF File Parsing Untrusted Pointer Dereference Remote Code Execution Vulnerability
First published: Mon Jan 18 2021(Updated: )
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).
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Opendesign Drawings Software Development Kit | <2021.11 | |
| Siemens COMOS | <10.4.1 | |
| Siemens JT2Go | <13.1.0.1 | |
| Siemens Teamcenter Visualization | <13.1.0.1 | |
| Siemens JT2Go | ||
| Siemens JT2Go | <13.1.0.1 | 13.1.0.1 |
| Siemens Teamcenter Visualization | <13.1.0.1 | 13.1.0.1 |
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Reference Links
- https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdf
- https://www.opendesign.com/security-advisories
- https://www.zerodayinitiative.com/advisories/ZDI-21-219/
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-06
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-040-06 (Advisory)
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.
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