Vulnerability identifier: #VU52259

Vulnerability risk: High

CVSSv3.1: 8.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-27382

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Solid Edge SE2020
Server applications / SCADA systems

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 when parsing DTF file. A remote unauthenticated attacker can use a specially crafted file, trigger stack-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
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Solid Edge SE2020: SE2020MP13

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External links
http://cert-portal.siemens.com/productcert/txt/ssa-574442.txt
http://www.zerodayinitiative.com/advisories/ZDI-21-612/

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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.