CVE-2021-45529 : Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects CBR40 before 2.3.5.12,

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects CBR40 before 2.3.5.12, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, R6400 before 1.0.1.70, R7000 before 1.0.11.126, R6900P before 1.3.2.124, R7000P before 1.3.2.124, R7900 before 1.0.4.30, R8000 before 1.0.4.52, and WNR3500Lv2 before 1.2.0.62.

Published 2021-12-26 01:15:14

Updated 2022-01-06 20:14:04

Source MITRE

View at NVD, CVE.org

Vulnerability category: Overflow

Exploit prediction scoring system (EPSS) score for CVE-2021-45529

EPSS FAQ

0.10%

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

~ 39 %

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

CVSS scores for CVE-2021-45529

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.3	HIGH	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H	1.5	5.3	MITRE
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Changed Confidentiality: Low Integrity: Low Availability: High
7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	1.2	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-45529

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-2021-45529

Products affected by CVE-2021-45529

Netgear » R6400 Firmware
Versions before (<) 1.0.1.70
cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6400 » Version: N/A
Netgear » R7000 Firmware
Versions before (<) 1.0.11.126
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7000 » 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 (<) 1.0.4.52
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8000 » Version: N/A
Netgear » R7000p Firmware
Versions before (<) 1.3.2.124
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7000p » Version: N/A
Netgear » R6900p Firmware
Versions before (<) 1.3.2.124
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 » Cbr40 Firmware
Versions before (<) 2.3.5.12
cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Cbr40 » 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 » Wnr3500lv2 Firmware
Versions before (<) 1.2.0.62
cpe:2.3:o:netgear:wnr3500lv2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Wnr3500lv2 » Version: N/A

Vulnerability Details : CVE-2021-45529

Exploit prediction scoring system (EPSS) score for CVE-2021-45529

CVSS scores for CVE-2021-45529

CWE ids for CVE-2021-45529

References for CVE-2021-45529

Products affected by CVE-2021-45529