CVE-2020-26982 Memory corruption in JT2Go
Attackers can execute arbitrary code by tricking users into opening malicious CG4 or CGM files in Siemens JT2Go or Teamcenter Visualization.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-26982?
CVE-2020-26982 is a high-severity memory corruption vulnerability in Siemens Jt2go, published on 12 Jan 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in JT2Go (All versions < V13.1.0), Teamcenter Visualization (All versions < V13.1.0). Affected applications lack proper validation of user-supplied data when parsing CG4 and CGM files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-11898)
Weakness: CWE-787
Which versions are affected by CVE-2020-26982?
It affects 2 products.
Products include Siemens Jt2go, Siemens Teamcenter Visualization.
How do I fix CVE-2020-26982?
No fix has been published for CVE-2020-26982 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-26982 being exploited?
There is no known exploitation of CVE-2020-26982 in the wild and no public exploit code.
Other vulnerabilities in Siemens Jt2go
Sources
Also known as GHSA-cx8c-h5wc-m358.