CVE-2021-44439 Information disclosure in JT Utilities
An out-of-bounds read in the JTTK library allows attackers to leak information by parsing specially crafted JT files.
- 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-2021-44439?
CVE-2021-44439 is a high-severity vulnerability in Siemens JT Utilities, 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 Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products is vulnerable to an out of bounds read past the end of an allocated buffer when parsing specially crafted JT files. An attacker could leverage this vulnerability to leak information in the context of the current process. (ZDI-CAN-14908)
Weakness: CWE-125
Which versions are affected by CVE-2021-44439?
It affects 2 products.
Products include Siemens Jt Open Toolkit, Siemens Jt Utilities.
How do I fix CVE-2021-44439?
No fix has been published for CVE-2021-44439 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-44439 being exploited?
There is no known exploitation of CVE-2021-44439 in the wild and no public exploit code.
Other vulnerabilities in Siemens JT Utilities
Sources
Also known as GHSA-89qw-2wgv-v7rj.