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CVE-2021-45623

CRITICALCVSS 9.8/10EPSS 1.69%

Last modified

CVE-2021-45623 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R7800 before 1.0.2.74, R9000 before 1.0.5.2, and XR500 before 2.3.2.66.. EPSS estimates a 1.69% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R7800 before 1.0.2.74, R9000 before 1.0.5.2, and XR500 before 2.3.2.66.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
1.69%

74.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearR7800 Firmware< 1.0.2.74
NetgearR9000 Firmware< 1.0.5.2
NetgearXr500 Firmware< 2.3.2.66

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45623?
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R7800 before 1.0.2.74, R9000 before 1.0.5.2, and XR500 before 2.3.2.66.
How severe is CVE-2021-45623?
CVE-2021-45623 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.69% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45623?
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-2021-45623?

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

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Source: NVD / NIST