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CVE-2021-45528

HIGHCVSS 7.2/10EPSS 0.55%

Last modified

CVE-2021-45528 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6300v2 before 1.0.4.52, R6400 before 1.0.1.52, R6900 before 1.0.2.8, R7000 before 1.0.9.88, R7900 before 1.0.3.18, R8000 before 1.0.4.46, R7900P before 1.4.1.50, R8000P before 1.4.1.50, RAX75 before 1.0.3.88, RAX80 before 1.0.3.88, and WNR3500Lv2 before 1.2.0.62.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6300v2 before 1.0.4.52, R6400 before 1.0.1.52, R6900 before 1.0.2.8, R7000 before 1.0.9.88, R7900 before 1.0.3.18, R8000 before 1.0.4.46, R7900P before 1.4.1.50, R8000P before 1.4.1.50, RAX75 before 1.0.3.88, RAX80 before 1.0.3.88, and WNR3500Lv2 before 1.2.0.62.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
0.55%

41.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearR6300v2 Firmware<= 1.0.4.52
NetgearR6400 Firmware< 1.0.1.52
NetgearR6900 Firmware< 1.0.2.8
NetgearR7000 Firmware< 1.0.9.88
NetgearR7900 Firmware< 1.0.3.18
NetgearR7900p Firmware< 1.4.1.50
NetgearR8000 Firmware< 1.0.4.46
NetgearR8000p Firmware< 1.4.1.50
NetgearRax75 Firmware< 1.0.3.88
NetgearRax80 Firmware< 1.0.3.88
NetgearWnr3500lv2 Firmware< 1.2.0.62

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45528?
Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6300v2 before 1.0.4.52, R6400 before 1.0.1.52, R6900 before 1.0.2.8, R7000 before 1.0.9.88, R7900 before 1.0.3.18, R8000 before 1.0.4.46, R7900P before 1.4.1.50, R8000P before 1.4.1.50, RAX75 before 1.0.3.88, RAX80 before 1.0.3.88, and WNR3500Lv2 before 1.2.0.62.
How severe is CVE-2021-45528?
CVE-2021-45528 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45528?
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-2021-45528?

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

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Source: NVD / NIST