Vulnerability 243474 - CERT Civis.Net

Vulnerability Name:

CCN-243474

Published:

2022-11-04

Updated:

2022-11-04

Summary:

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

CVSS v3 Severity:

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

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): High Privileges Required (PR): Low User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.1 High (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): High Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Consequences:

Gain Access

References:

Source: XF
Type: UNKNOWN
netgear-psv20210347-bo(243474)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2021-0347
Security Advisory for Pre-Authentication Stack Overflow on Some Routers

Vulnerable Configuration:

Configuration CCN 1:

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

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

OR cpe:/h:netgear:r6350:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6850:-:*:*:*:*:*:*:*

OR cpe:/h:netgear:r6260:-:*:*:*:*:*:*:*

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

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

OR cpe:/h:netgear:r6330:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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