Vulnerability CVE-2021-45532

Vulnerability Name:

CVE-2021-45532 (CCN-215778)

Assigned:

2021-12-20

Published:

2021-12-20

Updated:

2022-01-04

Summary:

NETGEAR R8000 devices before 1.0.4.76 are affected by command injection by an authenticated user.

CVSS v3 Severity:

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

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

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

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

CVSS v2 Severity:

4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

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

Vulnerability Type:

CWE-77

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2021-45532

Source: XF
Type: UNKNOWN
netgear-psv20190294-cmd-exec(215778)

Source: MISC
Type: Vendor Advisory
https://kb.netgear.com/000064454/Security-Advisory-for-Post-Authentication-Command-Injection-on-R8000-PSV-2019-0294

Source: CCN
Type: NETGEAR Security Advisory: PSV-2019-0294
Security Advisory for Post-Authentication Command Injection on R8000

Vulnerable Configuration:

Configuration 1:

cpe:/o:netgear:r8000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.4.76)

AND

cpe:/h:netgear:r8000:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/h:netgear:r8000:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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