Is CVE-2020-3931 in the CISA KEV catalog?

No. CVE-2020-3931 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-3931?

CVE-2020-3931 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-3931?

CVE-2020-3931 has an EPSS score of 1.77% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-3931?

Upgrade gv-as1010 firmware to 1.32 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2020-3931

CRITICALEPSS 75th pctl

9.8

CVSS v3

NVD

Description

Buffer overflow exists in Geovision Door Access Control device family, an unauthenticated remote attacker can execute arbitrary command.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

gv-as1010 firmwareNVD

Affected:< 1.32Fixed in:1.32CVE-2020-3931derived from NVD

gv-as210 firmwareNVD

Affected:< 2.21Fixed in:2.21CVE-2020-3931derived from NVD

gv-as410 firmwareNVD

Affected:< 2.21Fixed in:2.21CVE-2020-3931derived from NVD

gv-as810 firmwareNVD

Affected:< 2.21Fixed in:2.21CVE-2020-3931derived from NVD

gv-gf1921 firmwareNVD

Affected:< 1.10Fixed in:1.10CVE-2020-3931derived from NVD

gv-gf1922 firmwareNVD

Affected:< 1.10Fixed in:1.10CVE-2020-3931derived from NVD

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

1.77%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	Fix

Embed a live status badge for CVE-2020-3931

Markdown

[![CVE-2020-3931](https://tridentstack.com/cve/badge/CVE-2020-3931.svg)](https://tridentstack.com/cve/CVE-2020-3931)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-3931"><img src="https://tridentstack.com/cve/badge/CVE-2020-3931.svg" alt="CVE-2020-3931"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.