Is CVE-2020-35636 in the CISA KEV catalog?

No. CVE-2020-35636 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-35636?

CVE-2020-35636 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-35636?

CVE-2020-35636 has an EPSS score of 3.26% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-35636?

Upgrade cgal on debian 11 to 5.2-3 or later.

CVE & CISA-KEV Catalog

CVE-2020-35636

CRITICALEPSS 87th pctl

9.8

CVSS v3

NVD

Description

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.

CWE-129 CWE-125Out-of-bounds Read CWE-843Type Confusion

How to fix

Remediation Available

cgalDebian

Fixed in:5.2-3CVE-2020-35636

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.26%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Exploit1

talosintelligence.com

Third-Party Advisory1

lists.debian.org

Other references1

security.gentoo.org

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.