Vulnerability Intelligence Report
CVE-2020-28636
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::read_sloop() slh->twin() 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:2.88%
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 |
| fedoraproject | fedora | 33, 34 |
| debian | debian_linux | 9.0, 10.0 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.878%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Talos · Researcher · USA |
| Reserved | 2020-11-13T00:00:00 |
| Published | 2021-03-04T00:00:00 |
| Last Updated | 2025-04-23T19:44:53 |
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