Vulnerability identifier: #VU53207

Vulnerability risk: Medium

CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-27492

CWE-ID: CWE-611

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Solid Edge Viewer
Client/Desktop applications / Other client software

Vendor: Siemens

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input within the parsing of 3DXML files. A remote attacker can trick a victim to open a specially crafted file or visit a malicious website and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Solid Edge Viewer: All versions

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External links
http://www.zerodayinitiative.com/advisories/ZDI-21-567/
http://cert-portal.siemens.com/productcert/txt/ssa-119468.txt

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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.