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CVE-2019-20737

MEDIUMCVSS 6.7/10EPSS 0.34%

Last modified

CVE-2019-20737 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.44, D6400 before 1.0.0.78, D7000v2 before 1.0.0.51, D8500 before 1.0.3.42, DGN2200v4 before 1.0.0.106, DGND2200Bv4 before 1.0.0.106, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.24, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, R6400 before 1.0.1.42, R6700 before 1.0.1.46, R6700v3 before 1.0.2.52, R6900 before 1.0.1.46, R7000 before 1.0.9.28, R7900P before 1.3.0.10, R8000P before 1.3.0.10, R8300 before 1.0.2.122, R8500 before 1.0.2.122, WN2500RPv2 before 1.0.1.54, WNDR3400v3 before 1.0.1.24, and WNR3500Lv2 before 1.2.0.54.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.44, D6400 before 1.0.0.78, D7000v2 before 1.0.0.51, D8500 before 1.0.3.42, DGN2200v4 before 1.0.0.106, DGND2200Bv4 before 1.0.0.106, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.24, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, R6400 before 1.0.1.42, R6700 before 1.0.1.46, R6700v3 before 1.0.2.52, R6900 before 1.0.1.46, R7000 before 1.0.9.28, R7900P before 1.3.0.10, R8000P before 1.3.0.10, R8300 before 1.0.2.122, R8500 before 1.0.2.122, WN2500RPv2 before 1.0.1.54, WNDR3400v3 before 1.0.1.24, and WNR3500Lv2 before 1.2.0.54.

Metrics

CVSS 3.1
6.7/10

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

EPSS Probability
0.34%

25.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearD6220 Firmware< 1.0.0.44
NetgearD6400 Firmware< 1.0.0.78
NetgearD7000 Firmware< 1.0.0.51
NetgearD8500 Firmware< 1.0.3.42
NetgearDgn2200 Firmware< 1.0.0.106
NetgearDgnd2200b Firmware< 1.0.0.106
NetgearEx3700 Firmware< 1.0.0.70
NetgearEx3800 Firmware< 1.0.0.70
NetgearEx6000 Firmware< 1.0.0.30
NetgearEx6100 Firmware< 1.0.2.24
NetgearEx6120 Firmware< 1.0.0.40
NetgearEx6130 Firmware< 1.0.0.22
NetgearEx6150 Firmware< 1.0.0.42
NetgearEx6200 Firmware< 1.0.3.88
NetgearEx7000 Firmware< 1.0.0.66
NetgearR6400 Firmware< 1.0.1.42
NetgearR6700 Firmware< 1.0.1.46
NetgearR6700 Firmware< 1.0.2.52
NetgearR6900 Firmware< 1.0.1.46
NetgearR7000 Firmware< 1.0.9.28
NetgearR7900p Firmware< 1.3.0.10
NetgearR8000p Firmware< 1.3.0.10
NetgearR8300 Firmware< 1.0.2.122
NetgearR8500 Firmware< 1.0.2.122
NetgearWn2500rp Firmware< 1.0.1.54
NetgearWndr3400 Firmware< 1.0.1.24
NetgearWnr3500l Firmware< 1.2.0.54

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-20737?
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.44, D6400 before 1.0.0.78, D7000v2 before 1.0.0.51, D8500 before 1.0.3.42, DGN2200v4 before 1.0.0.106, DGND2200Bv4 before 1.0.0.106, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.24, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, R6400 before 1.0.1.42, R6700 before 1.0.1.46, R6700v3 before 1.0.2.52, R6900 before 1.0.1.46, R7000 before 1.0.9.28, R7900P before 1.3.0.10, R8000P before 1.3.0.10, R8300 before 1.0.2.122, R8500 before 1.0.2.122, WN2500RPv2 before 1.0.1.54, WNDR3400v3 before 1.0.1.24, and WNR3500Lv2 before 1.2.0.54.
How severe is CVE-2019-20737?
CVE-2019-20737 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.
How do I fix CVE-2019-20737?
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.

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Source: NVD / NIST