SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-21135

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user.

HIGH 7.2EPSS 1.35%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6700 before 1.0.1.48, R7500 before 1.0.0.124, R7800 before 1.0.2.58, R8900 before 1.0.4.2, R9000 before 1.0.4.2, WNDR3700v4 before 1.0.2.102, WNDR4300v1 before 1.0.2.104, WNDR4300v2 before 1.0.0.56, WNDR4500v3 before 1.0.0.56, and WNR2000v5-R2000 before 1.0.0.68.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
1.35% probability · 70th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
netgear/r6700 firmware · netgear/r7500 firmware · netgear/r7800 firmware · netgear/r8900 firmware · netgear/r9000 firmware · netgear/wndr3700 firmware · netgear/wndr4300 firmware · netgear/wndr4500 firmware · netgear/wnr2000 firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.