#VU51072 Out-of-bounds read in cgal - CVE-2020-28615

Vulnerability identifier: #VU51072

Vulnerability risk: Medium

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

CVE-ID: CVE-2020-28615

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
cgal
Other software / Other software solutions

Vendor: CGAL

Description

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

The vulnerability exists due to a boundary condition in Nef_S2/SNC_io_parser.h SNC_io_parser::read_vertex() vh->shalfedges_last(). A remote attacker can use a specially crafted file, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

cgal: 5.1.1

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External links
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1225

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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.