CVE-2021-45610 : Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.66, D6400 before 1.0.0.100, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, DC112A before 1.0.0.52, DGN2200v4 before 1.0.0.118, EAX80 before 1.0.1.64, R6250 before 1.0.4.48, R7000 before 1.0.11.110, R7100LG before 1.0.0.72, R7900 before 1.0.4.30, R7960P before 1.4.1.64, R8000 before 1.0.4.62, RAX200 before 1.0.3.106, RS400 before 1.5.1.80, XR300 before 1.0.3.68, R6400v2 before 1.0.4.106, R7000P before 1.3.2.132, R8000P before 1.4.1.64, RAX20 before 1.0.2.82, RAX45 before 1.0.2.82, RAX80 before 1.0.3.106, R6700v3 before 1.0.4.106, R6900P before 1.3.2.132, R7900P before 1.4.1.64, RAX15 before 1.0.2.82, RAX50 before 1.0.2.82, and RAX75 before 1.0.3.106.

Published 2021-12-26 01:15:18

Updated 2022-01-10 18:24:03

Source MITRE

View at NVD, CVE.org

Vulnerability category: Overflow

Products affected by CVE-2021-45610

Netgear » R7000 Firmware
Versions before (<) 1.0.11.110
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7000 » Version: N/A
Netgear » R7100lg Firmware
Versions before (<) 1.0.0.72
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7100lg » Version: N/A
Netgear » R7900 Firmware
Versions before (<) 1.0.4.30
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7900 » Version: N/A
Netgear » R8000 Firmware
Versions before (<) 1.0.4.62
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8000 » Version: N/A
Netgear » D6220 Firmware
Versions before (<) 1.0.0.66
cpe:2.3:o:netgear:d6220_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » D6220 » Version: N/A
Netgear » D6400 Firmware
Versions before (<) 1.0.0.100
cpe:2.3:o:netgear:d6400_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » D6400 » Version: N/A
Netgear » R6250 Firmware
Versions before (<) 1.0.4.48
cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6250 » Version: N/A
Netgear » R7000p Firmware
Versions before (<) 1.3.2.132
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7000p » Version: N/A
Netgear » R6900p Firmware
Versions before (<) 1.3.2.132
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6900p » Version: N/A
Netgear » D8500 Firmware
Versions before (<) 1.0.3.58
cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » D8500 » Version: N/A
Netgear » R7900p Firmware
Versions before (<) 1.4.1.64
cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7900p » Version: N/A
Netgear » R8000p Firmware
Versions before (<) 1.4.1.64
cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8000p » Version: N/A
Netgear » Dc112a Firmware
Versions before (<) 1.0.0.52
cpe:2.3:o:netgear:dc112a_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Dc112a » Version: N/A
Netgear » R7960p Firmware
Versions before (<) 1.4.1.64
cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7960p » Version: N/A
Netgear » Rax75 Firmware
Versions before (<) 1.0.3.106
cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax75 » Version: N/A
Netgear » Rax80 Firmware
Versions before (<) 1.0.3.106
cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax80 » Version: N/A
Netgear » Rax200 Firmware
Versions before (<) 1.0.3.106
cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax200 » Version: N/A
Netgear » Rs400 Firmware
Versions before (<) 1.5.1.80
cpe:2.3:o:netgear:rs400_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rs400 » Version: N/A
Netgear » Xr300 Firmware
Versions before (<) 1.0.3.68
cpe:2.3:o:netgear:xr300_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Xr300 » Version: N/A
Netgear » Rax15 Firmware
Versions before (<) 1.0.2.82
cpe:2.3:o:netgear:rax15_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax15 » Version: N/A
Netgear » Rax20 Firmware
Versions before (<) 1.0.2.82
cpe:2.3:o:netgear:rax20_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax20 » Version: N/A
Netgear » Rax45 Firmware
Versions before (<) 1.0.2.82
cpe:2.3:o:netgear:rax45_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax45 » Version: N/A
Netgear » Rax50 Firmware
Versions before (<) 1.0.2.82
cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax50 » Version: N/A
Netgear » Eax80 Firmware
Versions before (<) 1.0.1.64
cpe:2.3:o:netgear:eax80_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Eax80 » Version: N/A
Netgear » R6400v2 Firmware
Versions before (<) 1.0.4.106
cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6400v2 » Version: N/A
Netgear » R6700v3 Firmware
Versions before (<) 1.0.4.106
cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6700v3 » Version: N/A
Netgear » D7000v2 Firmware
Versions before (<) 1.0.0.66
cpe:2.3:o:netgear:d7000v2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » D7000v2 » Version: N/A
Netgear » Dgn2200v4 Firmware
Versions before (<) 1.0.0.118
cpe:2.3:o:netgear:dgn2200v4_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Dgn2200v4 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-45610

EPSS FAQ

0.29%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 50 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-45610

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
10.0	HIGH	AV:N/AC:L/Au:N/C:C/I:C/A:C	10.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
9.6	CRITICAL	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H	2.8	6.0	MITRE
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-45610

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-45610

https://kb.netgear.com/000064487/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2020-0322

Security Advisory for Pre-Authentication Buffer Overflow on Some Routers, PSV-2020-0322 | Answer | NETGEAR Support
Patch;Vendor Advisory

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Vulnerability Details : CVE-2021-45610

Products affected by CVE-2021-45610

Exploit prediction scoring system (EPSS) score for CVE-2021-45610

CVSS scores for CVE-2021-45610

CWE ids for CVE-2021-45610

References for CVE-2021-45610