CVE-2020-35633

2021-08-3000:00:00

CWE-129

talos

www.cve.org

code execution

vulnerability

nef polygon-parsing

cgal libcgal

out-of-bounds read

type confusion

malicious input

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.007

Percentile

81.2%

JSON

A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. An oob read vulnerability exists in Nef_S2/SNC_io_parser.h SNC_io_parser<EW>::read_sface() store_sm_boundary_item() Edge_of.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.

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "CGAL Project",
    "versions": [
      {
        "version": "CGAL Project libcgal CGAL-5.1.1",
        "status": "affected"
      }
    ]
  }
]