CVE-2020-26995: Siemens JT2Go SGI File Parsing Use-After-Free Information Disclosure Vulnerability
First published: Tue Jan 12 2021(Updated: )
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 of SGI and RGB 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-11992)
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens JT2Go | <13.1.0 | |
| Siemens Teamcenter Visualization | <13.1.0 | |
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Reference Links
- https://cert-portal.siemens.com/productcert/pdf/ssa-622830.pdf
- https://www.zerodayinitiative.com/advisories/ZDI-21-060/
- https://www.zerodayinitiative.com/advisories/ZDI-21-241/
- https://www.zerodayinitiative.com/advisories/ZDI-21-242/
- https://us-cert.cisa.gov/ics/advisories/icsa-21-012-03/
- https://us-cert.cisa.gov/ics/advisories/icsa-21-012-03
Frequently Asked Questions
What is the severity of CVE-2020-26995?
CVE-2020-26995 is classified as a critical vulnerability due to the potential for an out of bounds write that could be exploited.
How do I fix CVE-2020-26995?
To mitigate CVE-2020-26995, update the affected applications, JT2Go and Teamcenter Visualization, to version 13.1.0 or later.
What applications are affected by CVE-2020-26995?
CVE-2020-26995 affects all versions of JT2Go and Teamcenter Visualization prior to version 13.1.0.
What type of vulnerability is CVE-2020-26995?
CVE-2020-26995 is an out of bounds write vulnerability caused by improper validation of user-supplied data.
Who is the vendor associated with CVE-2020-26995?
The vendor associated with CVE-2020-26995 is Siemens for their JT2Go and Teamcenter Visualization products.
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