#VU50905 Stack-based buffer overflow in openscad - CVE-2020-28599

Vulnerability identifier: #VU50905

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-2020-28599

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
openscad
Other software / Other software solutions

Vendor: openscad.org

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 "import_stl.cc:import_stl()" functionality. A remote unauthenticated attacker can use a specially crafted STL 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
Install updates from vendor's website.

Vulnerable software versions

openscad: 2020.12 RC2

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External links
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1223

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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.