CVE-2021-45655
CVE-2021-45655 is a medium-severity vulnerability in Netgear R6400 Firmware with a CVSS 3.x base score of 6.9. 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-74.
Key facts
- Severity: Medium (CVSS 3.x base score 6.9)
- CVSS v2: 5.2
- EPSS exploit prediction: 0% (35th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-74
- Affected product: Netgear R6400 Firmware
- Published:
- Last modified:
Description
NETGEAR R6400 devices before 1.0.1.70 are affected by server-side injection.
Frequently asked questions
- What is CVE-2021-45655?
- NETGEAR R6400 devices before 1.0.1.70 are affected by server-side injection.
- How severe is CVE-2021-45655?
- CVE-2021-45655 has a CVSS 3.x base score of 6.9, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
- Is CVE-2021-45655 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-45655?
- CVE-2021-45655 affects Netgear R6400 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-45655?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-45655 published?
- CVE-2021-45655 was published on 2021-12-26 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
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