CVE-2020-35636

Published Mar 4, 2021 CVSS 3.1 · 9.8 Critical EPSS 3.4% KEV · Not listed
Description
A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1 in Nef_S2/SNC_io_parser.h SNC_io_parser::read_sface() sfh->volume() OOB read. 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 this vulnerability.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2649-1 cgal security update
Debian DLA Debian DLA DLA-3226-1 cgal security update
EUVD EUVD EUVD-2020-23302 A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1 in Nef_S2/SNC_io_parser.h SNC_io_parser::read_sface() sfh->volume() OOB read. 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 this vulnerability.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses
  • CWE-125

    Out-of-bounds Read

  • CWE-129

    Improper Validation of Array Index

  • CWE-843

    Access of Resource Using Incompatible Type ('Type Confusion')

Sources

Status
PUBLISHED
Assigner
talos
Published
Updated
Apr 23, 2025, 7:44 PM
Reserved
Dec 22, 2020, 12:00 AM
Status
Modified
Published
Mar 4, 2021, 8:15 PM
Modified
Jun 17, 2026, 3:14 AM