CVE-2021-44014 Use after free in JT Open
Attackers can execute arbitrary code by tricking users into opening malicious JT files in Siemens CAD applications.
- 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-2021-44014?
CVE-2021-44014 is a high-severity use after free vulnerability in Siemens Jt2go, published on 14 Dec 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
A vulnerability has been identified in JT Open (All versions < V11.1.1.0), JT Utilities (All versions < V13.1.1.0), Solid Edge (All versions < V2023). The Jt1001.dll contains a use-after-free vulnerability that could be triggered while parsing specially crafted JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-15057, ZDI-CAN-19081)
Weakness: CWE-416
Which versions are affected by CVE-2021-44014?
It affects 5 products.
Products include Siemens Jt2go, Siemens Jt Open Toolkit, Siemens Jt Utilities, Siemens Solid Edge, Siemens Teamcenter Visualization.
How do I fix CVE-2021-44014?
No fix has been published for CVE-2021-44014 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2021-44014 being exploited?
There is no known exploitation of CVE-2021-44014 in the wild and no public exploit code.
Other vulnerabilities in Siemens Jt2go
Sources
Also known as GHSA-g5m4-xwjw-xgc2.