Is CVE-2020-9395 in the CISA KEV catalog?

No. CVE-2020-9395 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-9395?

CVE-2020-9395 has a CVSS v3 base score of 8.0 (HIGH).

What is the EPSS score for CVE-2020-9395?

CVE-2020-9395 has an EPSS score of 0.78% (51th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-9395?

Upgrade rtl8195am firmware to 2.0.6 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2020-9395

HIGH

8.0

CVSS v3

NVD

Description

An issue was discovered on Realtek RTL8195AM, RTL8711AM, RTL8711AF, and RTL8710AF devices before 2.0.6. A stack-based buffer overflow exists in the client code that takes care of WPA2's 4-way-handshake via a malformed EAPOL-Key packet with a long keydata buffer.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

rtl8195am firmwareNVD

Affected:< 2.0.6Fixed in:2.0.6CVE-2020-9395derived from NVD

rtl8710af firmwareNVD

Affected:< 2.0.6Fixed in:2.0.6CVE-2020-9395derived from NVD

rtl8711af firmwareNVD

Affected:< 2.0.6Fixed in:2.0.6CVE-2020-9395derived from NVD

rtl8711am firmwareNVD

Affected:< 2.0.6Fixed in:2.0.6CVE-2020-9395derived 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 VectorAdjacent

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.78%probability of exploitation in 30 days

51stpercentile

Moderate risk: more likely to be exploited than 51% of all known CVEs.

References

Patch2

Third-Party Advisory1

amebaiot.com

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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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.