CVE-2020-35636
CRITICALCgal Computational Geometry Algorithms Library - Type Confusion
Title source: ruleDescription
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.
References (3)
Core 3
Core References
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/12/msg00011.html
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202305-34
Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225
Scores
CVSS v3
9.8
EPSS
0.0036
EPSS Percentile
58.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-125
CWE-843
CWE-129
Status
published
Products (2)
cgal/computational_geometry_algorithms_library
5.1.1
debian/debian_linux
10.0
Published
Mar 04, 2021
Tracked Since
Feb 18, 2026