Vulnerability Intelligence Report
CVE-2020-35633
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.
No Active Exploit Signals
CVSS Base Score
10.0
CRITICAL
Exploitability:3.9
Impact Score:6.1
EPSS Probability:2.33%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-129 ↗CWE-129: Improper Validation of Array Index
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| cgal | computational_geometry_algorithms_library | 5.1.1 |
| debian | debian_linux | 10.0 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.328%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Talos · Researcher · USA |
| Reserved | 2020-12-22T00:00:00 |
| Published | 2021-08-30T00:00:00 |
| Last Updated | 2025-04-23T19:31:44 |
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