CVE & CISA-KEV Catalog

CVE-2019-20657

HIGH
8.0
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6200 before 1.1.00.36, D7000 before 1.0.1.74, PR2000 before 1.0.0.28, R6020 before 1.0.0.42, R6080 before 1.0.0.42, R6050 before 1.0.1.24, JR6150 before 1.0.1.24, R6120 before 1.0.0.48, R6220 before 1.1.0.86, R6230 before 1.1.0.86, R6260 before 1.1.0.64, R6700v2 before 1.2.0.62, R6800 before 1.2.0.62, R6900v2 before 1.2.0.62, and WNR2020 before 1.1.0.62.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available
d6200 firmwareNVD
Affected:< 1.1.00.36Fixed in:1.1.00.36CVE-2019-20657derived from NVD
d7000 firmwareNVD
Affected:< 1.0.1.74Fixed in:1.0.1.74CVE-2019-20657derived from NVD
jr6150 firmwareNVD
Affected:< 1.0.1.24Fixed in:1.0.1.24CVE-2019-20657derived from NVD
pr2000 firmwareNVD
Affected:< 1.0.0.28Fixed in:1.0.0.28CVE-2019-20657derived from NVD
r6020 firmwareNVD
Affected:< 1.0.0.42Fixed in:1.0.0.42CVE-2019-20657derived from NVD
r6050 firmwareNVD
Affected:< 1.0.1.24Fixed in:1.0.1.24CVE-2019-20657derived from NVD
r6080 firmwareNVD
Affected:< 1.0.0.42Fixed in:1.0.0.42CVE-2019-20657derived from NVD
r6120 firmwareNVD
Affected:< 1.0.0.48Fixed in:1.0.0.48CVE-2019-20657derived from NVD
r6220 firmwareNVD
Affected:< 1.1.0.86Fixed in:1.1.0.86CVE-2019-20657derived from NVD
r6230 firmwareNVD
Affected:< 1.1.0.86Fixed in:1.1.0.86CVE-2019-20657derived from NVD
r6260 firmwareNVD
Affected:< 1.1.0.64Fixed in:1.1.0.64CVE-2019-20657derived from NVD
r6700 firmwareNVD
Affected:< 1.2.0.62Fixed in:1.2.0.62CVE-2019-20657derived from NVD
r6800 firmwareNVD
Affected:< 1.2.0.62Fixed in:1.2.0.62CVE-2019-20657derived from NVD
r6900 firmwareNVD
Affected:< 1.2.0.62Fixed in:1.2.0.62CVE-2019-20657derived from NVD
wnr2020 firmwareNVD
Affected:< 1.1.0.62Fixed in:1.1.0.62CVE-2019-20657derived 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 ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

1.05%probability of exploitation in 30 days
60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

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

CVESeverityCVSSEPSSExploitedFix
CVE-2014-0195Medium6.8100%-Fix
CVE-2017-7269Critical9.8100%KEV-
CVE-2019-11043High8.799%KEV + RansomFix
CVE-2011-4862High10.095%-Fix
CVE-2007-5659High7.894%KEVFix
CVE-2022-3786High7.591%-Fix
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CVE-2019-20657 severity badge

Markdown

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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.