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CVE-2019-20748

MEDIUMCVSS 6.8/10EPSS 0.51%

Last modified

CVE-2019-20748 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.44, R7500v2 before 1.0.3.38, R7800 before 1.0.2.52, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK40 before 2.3.0.28, RBS40 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, and RBS50 before 2.3.0.32.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.44, R7500v2 before 1.0.3.38, R7800 before 1.0.2.52, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK40 before 2.3.0.28, RBS40 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, and RBS50 before 2.3.0.32.

Metrics

CVSS 3.1
6.8/10

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

EPSS Probability
0.51%

39.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearD7800 Firmware< 1.0.1.44
NetgearR7500 Firmware< 1.0.3.38
NetgearR7800 Firmware< 1.0.2.52
NetgearRbk20 Firmware< 2.3.0.28
NetgearRbr20 Firmware< 2.3.0.28
NetgearRbs20 Firmware< 2.3.0.28
NetgearRbk40 Firmware< 2.3.0.28
NetgearRbs40 Firmware< 2.3.0.28
NetgearRbk50 Firmware< 2.3.0.32
NetgearRbr50 Firmware< 2.3.0.32
NetgearRbs50 Firmware< 2.3.0.32

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-20748?
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.44, R7500v2 before 1.0.3.38, R7800 before 1.0.2.52, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK40 before 2.3.0.28, RBS40 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, and RBS50 before 2.3.0.32.
How severe is CVE-2019-20748?
CVE-2019-20748 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.
How do I fix CVE-2019-20748?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-20748?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST