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CVE-2020-28631 Details

Description

Multiple code execution vulnerabilities exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. A specially crafted malformed file can lead to an out-of-bounds read and type confusion, which could lead to code execution. An attacker can provide malicious input to trigger any of these vulnerabilities. An oob read vulnerability exists in Nef_S2/SNC_io_parser.h SNC_io_parser<EW>::read_sedge() seh->source().

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:10 CRITICALVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://lists.debian.org/debian-lts-announce/2022/12/msg00011.html	CVE	Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202305-34	CVE
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225	CVE	ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00011.html	[email protected]	Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202305-34	[email protected]
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225	[email protected]	ExploitThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-125	Out-of-bounds Read	[email protected]
CWE-129	Improper Validation of Array Index	[email protected]
CWE-129	Improper Validation of Array Index	[email protected]

Affected Products

Product	Versions
cgal computational geometry algorithms library	5.1.1
CPE cpe:2.3:a:cgal:computational_geometry_algorithms_library:5.1.1:::::::* Remediation No remediation found in references.
debian debian linux	10.0
CPE cpe:2.3:o:debian:debian_linux:10.0:::::::* Remediation No remediation found in references.

Change History

8 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
May 30, 2023	CVE Modified	[email protected]
Jan 9, 2023	Modified Analysis	[email protected]
Dec 6, 2022	CVE Modified	[email protected]
Apr 23, 2022	Initial Analysis	[email protected]