CVE-2021-25173 Denial of service in n/a
Attackers can cause a denial of service by providing malformed DGN files to the Open Design Alliance Drawings SDK, leading to application crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-25173?
CVE-2021-25173 is a high-severity denial of service vulnerability in Siemens Jt2go, published on 18 Jan 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation with excessive size vulnerability exists when reading malformed DGN files, which allows attackers to cause a crash, potentially enabling denial of service (crash, exit, or restart).
Weakness: CWE-770
Which versions are affected by CVE-2021-25173?
It affects 4 products.
Products include Opendesign Drawings Software Development Kit, Siemens Comos, Siemens Jt2go, Siemens Teamcenter Visualization.
How do I fix CVE-2021-25173?
No fix has been published for CVE-2021-25173 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-25173 being exploited?
There is no known exploitation of CVE-2021-25173 in the wild and no public exploit code.
Other vulnerabilities in Siemens Jt2go
Sources
Also known as GHSA-89c6-8x2j-h6xj.