CVE-2018-21156
Certain NETGEAR devices are affected by a buffer overflow by an authenticated user.
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 buffer overflow by an authenticated user. This affects D6220 before 1.0.0.38, D6400 before 1.0.0.74, D7000v2 before 1.0.0.74, D8500 before 1.0.3.39, DGN2200v4 before 1.0.0.102, DGN2200Bv4 before 1.0.0.102, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.22, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150 before 1.0.0.38, EX6200 before 1.0.3.86, EX7000 before 1.0.0.64, R6250 before 1.0.4.20, R6300v2 before 1.0.4.22, R6400 before 1.0.1.32, R6400v2 before 1.0.2.52, R6700 before 1.0.1.44, R6900 before 1.0.1.44, R6900P before 1.3.0.18, R7000 before 1.0.9.28, R7000P before 1.3.0.18, R7300DST before 1.0.0.62, R7900 before 1.0.2.10, R7900P before 1.3.0.10, R8000 before 1.0.4.12, R8000P before 1.3.0.10, R8300 before 1.0.2.116, R8500 before 1.0.2.116, WN2500RPv2 before 1.0.1.52, WNDR3400v3 before 1.0.1.18, and WNR3500Lv2 before 1.2.0.46.
- 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-120
- Affected
- netgear/d6220 firmware · netgear/d6400 firmware · netgear/d7000 firmware · netgear/d8500 firmware · netgear/dgn2200 firmware · netgear/dgn2200b firmware · netgear/ex3700 firmware · netgear/ex3800 firmware · netgear/ex6000 firmware · netgear/ex6100 firmware · netgear/ex6120 firmware · netgear/ex6130 firmware · netgear/ex6150 firmware · netgear/ex6200 firmware · netgear/ex7000 firmware · netgear/r6250 firmware · netgear/r6300 firmware · netgear/r6400 firmware · netgear/r6700 firmware · netgear/r6900 firmware · +13 more
- Source
- cve@mitre.org
References
- https://kb.netgear.com/000059474/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Gateways-Routers-and-Extenders-PSV-2017-2460Vendor Advisory
- https://kb.netgear.com/000059474/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Gateways-Routers-and-Extenders-PSV-2017-2460Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.