CVE-2019-20751
CVE-2019-20751 is a medium-severity vulnerability in Netgear D6100 Firmware with a CVSS 3.x base score of 6.8. 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 6.8)
- CVSS v2: 5.2
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Netgear D6100 Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6100 before 1.0.0.60, DM200 before 1.0.0.61, EX2700 before 1.0.1.48, EX6100v2 before 1.0.1.76, EX6150v2 before 1.0.1.76, EX6200v2 before 1.0.1.72, EX8000 before 1.0.1.180, R7800 before 1.0.2.52, R8900 before 1.0.4.26, R9000 before 1.0.4.26, WN2000RPTv3 before 1.0.1.32, WN3000RPv2 before 1.0.0.68, WN3000RPv3 before 1.0.2.70, WN3100RPv2 before 1.0.0.66, WNDR4300v2 before 1.0.0.58, WNDR4500v3 before 1.0.0.58, and WNR2000v5 before 1.0.0.68.
Frequently asked questions
- What is CVE-2019-20751?
- Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6100 before 1.0.0.60, DM200 before 1.0.0.61, EX2700 before 1.0.1.48, EX6100v2 before 1.0.1.76, EX6150v2 before 1.0.1.76, EX6200v2 before 1.0.1.72, EX8000 before 1.0.1.180, R7800 before 1.0.2.52, R8900 before 1.0.4.26, R9000 before 1.0.4.26, WN2000RPTv3 before 1.0.1.32, WN3000RPv2 before 1.0.0.68, WN3000RPv3 before 1.0.2.70, WN3100RPv2 before 1.0.0.66, WNDR4300v2 before 1.0.0.58, WNDR4500v3 before 1.0.0.58, and WNR2000v5 before 1.0.0.68.
- How severe is CVE-2019-20751?
- CVE-2019-20751 has a CVSS 3.x base score of 6.8, 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 high, integrity high, and availability high.
- Is CVE-2019-20751 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-20751?
- CVE-2019-20751 primarily affects Netgear D6100 Firmware. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2019-20751?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-20751 published?
- CVE-2019-20751 was published on 2020-04-16 and last updated on 2026-06-17.
References
Affected products (16)
- cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:dm200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex2700_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6100_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ex8000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wn2000rpt_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wn3000rp_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wn3100rp_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*
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- CVE-2018-21219 — High (CVSS 8.8): Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before…
- CVE-2018-21218 — High (CVSS 8.8): Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before…
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