CVE-2021-45636
CVE-2021-45636 is a medium-severity vulnerability in Netgear D7000 Firmware with a CVSS 3.x base score of 5.4. 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-787.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- CVSS v2: 5.8
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Netgear D7000 Firmware
- Published:
- Last modified:
Description
NETGEAR D7000 devices before 1.0.1.82 are affected by a stack-based buffer overflow by an unauthenticated attacker.
Frequently asked questions
- What is CVE-2021-45636?
- NETGEAR D7000 devices before 1.0.1.82 are affected by a stack-based buffer overflow by an unauthenticated attacker.
- How severe is CVE-2021-45636?
- CVE-2021-45636 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
- Is CVE-2021-45636 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-45636?
- CVE-2021-45636 affects Netgear D7000 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-45636?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-45636 published?
- CVE-2021-45636 was published on 2021-12-26 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:*
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- CVE-2019-20730 — Critical (CVSS 9.8): Certain NETGEAR devices are affected by SQL injection. This affects D3600 before 1.0.0.68, D6000 before 1.0.0.68, D6200…
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