#VU54953 Heap-based buffer overflow in JT2Go and Teamcenter Visualization - CVE-2021-34312

Vulnerability identifier: #VU54953

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-34312

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
JT2Go
Server applications / Virtualization software
Teamcenter Visualization
Other software / Other software solutions

Vendor: Siemens

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the Tiff_loader.dll library when parsing TIFF files. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

JT2Go: before 13.2

Teamcenter Visualization: before 13.2

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External links
https://cert-portal.siemens.com/productcert/pdf/ssa-483182.pdf
https://www.zerodayinitiative.com/advisories/ZDI-21-841/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.