CVE-2021-45602

CVE-2021-45602 is a medium-severity vulnerability in Netgear D7800 Firmware with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.66, EX2700 before 1.0.1.68, WN3000RPv2 before 1.0.0.90, WN3000RPv3 before 1.0.2.100, LBR1020 before 2.6.5.20, LBR20 before 2.6.5.32, R6700AX before 1.0.10.110, R7800 before 1.0.2.86, R8900 before 1.0.5.38, R9000 before 1.0.5.38, RAX10 before 1.0.10.110, RAX120v1 before 1.2.3.28, RAX120v2 before 1.2.3.28, RAX70 before 1.0.10.110, RAX78 before 1.0.10.110, XR450 before 2.3.2.130, XR500 before 2.3.2.130, and XR700 before 1.0.1.46.

Frequently asked questions

What is CVE-2021-45602?
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.66, EX2700 before 1.0.1.68, WN3000RPv2 before 1.0.0.90, WN3000RPv3 before 1.0.2.100, LBR1020 before 2.6.5.20, LBR20 before 2.6.5.32, R6700AX before 1.0.10.110, R7800 before 1.0.2.86, R8900 before 1.0.5.38, R9000 before 1.0.5.38, RAX10 before 1.0.10.110, RAX120v1 before 1.2.3.28, RAX120v2 before 1.2.3.28, RAX70 before 1.0.10.110, RAX78 before 1.0.10.110, XR450 before 2.3.2.130, XR500 before 2.3.2.130, and XR700 before 1.0.1.46.
How severe is CVE-2021-45602?
CVE-2021-45602 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.
Is CVE-2021-45602 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-45602?
CVE-2021-45602 primarily affects Netgear D7800 Firmware. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-45602?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-45602 published?
CVE-2021-45602 was published on 2021-12-26 and last updated on 2026-06-17.

References

Affected products (18)

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