Vulnerability 198367 - CERT Civis.Net

Vulnerability Name:

CCN-198367

Published:

2020-12-22

Updated:

2020-12-22

Summary:

NETGEAR Routers and Range Extenders and WiFi Systems are vulnerable to stack-based buffer overflow, caused by improper bounds checking. By sending a specially crafted request, an attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

CVSS v3 Severity:

8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Adjacent Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

8.3 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Adjacent_Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Consequences:

Gain Access

References:

Source: CCN
Type: NETGEAR Web site
NETGEAR: Networking Products Made For You

Source: XF
Type: UNKNOWN
netgear-routersextenderwifi-bo(198367)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2018-0296
Security Advisory for Pre-Authentication Stack Overflow on Some Routers, Range Extenders, and WiFi Systems

Vulnerable Configuration:

Configuration CCN 1:

cpe:/h:netgear:wnr2000:v5:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6200:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:wnr2020:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6220:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:d3600:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:d6000:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:d6200:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:jr6150:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:rbr50:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:rbk50:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r9000:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r9000:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r7500:v2:*:*:*:*:*:*:*

OR cpe:/h:netgear:r7800:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6120:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6800:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:xr500:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6020:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6080:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6050:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6700:v2:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6900:v2:*:*:*:*:*:*:*

OR cpe:/h:netgear:pr2000:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6230:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r8900:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:rbk40:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:rbr40:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:wn3000rp:v2:*:*:*:*:*:*:*

OR cpe:/h:netgear:xr450:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:d7800:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:ex8000:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:ex6150:v2:*:*:*:*:*:*:*

OR cpe:/h:netgear:ex6100:v2:*:*:*:*:*:*:*

OR cpe:/h:netgear:ex7300:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:ex6400:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:dm200:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:ex2700:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:wn3000rp:v2:*:*:*:*:*:*:*

Denotes that component is vulnerable