#VU59260 Use of Uninitialized Variable in JT2Go and Teamcenter Visualization - CVE-2021-44003

Vulnerability identifier: #VU59260

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-44003

CWE-ID: CWE-457

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 perform a denial of service (DoS) attack.

The vulnerability exists due to use of uninitialized memory while parsing user supplied TIFF files. A remote attacker can trick a victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

JT2Go: before 13.2.0.5

Teamcenter Visualization: before 13.2.0.5

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External links
https://ics-cert.us-cert.gov/advisories/icsa-21-350-10
https://cert-portal.siemens.com/productcert/pdf/ssa-595101.pdf

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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.