What is CVE-2019-20740?

CVE-2019-20740 is a medium-severity vulnerability in Netgear Dgn2200, classified under Out-of-bounds Write. CVSS score: 6.8/10. Published 2020-04-16.

How severe is CVE-2019-20740?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Buffer overflow in Netgear Dgn2200

CVE-2019-20740

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R7300 before 1.0.0.70, R8300 before 1.0.2.130, and R8500 before 1.0.2.13…

Vulnerability class: Buffer Overflow

EPSS: 0.004 (35.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Netgear Dgn2200 — versions v4
Netgear Dgn2200_firmware
Netgear Dgnd2200b — versions v4
Netgear Dgnd2200b_firmware
Netgear R7300
Netgear R7300_firmware
Netgear R8300
Netgear R8300_firmware
Netgear R8500
Netgear R8500_firmware

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2019-20740?: CVE-2019-20740 is a medium-severity vulnerability in Netgear Dgn2200, classified under Out-of-bounds Write. CVSS score: 6.8/10. Published 2020-04-16.
How severe is CVE-2019-20740?: Medium severity. CVSS v3 base score is 6.8 out of 10.