CVE-2020-35636

2021-03-0400:00:00

CWE-129

talos

www.cve.org

vulnerability

code execution

cgal

libcgal

nef polygon-parsing

out-of-bounds read

type confusion

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

9.5

Confidence

High

EPSS

0.016

Percentile

87.3%

JSON

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.

CNA Affected

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