Netgear WNR3500Lv2 buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Netgear EX7000, R6400, R6400v2, R6700, R6700v3, R6900, R6900P, R7000, R7000P, R7900, R7900P, R8000, R8000P, RAX80 and WNR3500Lv2. The affected element is an unknown function. This manipulation causes buffer overflow. This vulnerability is handled as CVE-2021-45525. The attack can only be done within the local network. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Netgear EX7000, R6400, R6400v2, R6700, R6700v3, R6900, R6900P, R7000, R7000P, R7900, R7900P, R8000, R8000P, RAX80 and WNR3500Lv2 (Wireless LAN Software). It has been declared as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 12/26/2021 as PSV-2018-0618. It is possible to read the advisory at kb.netgear.com. This vulnerability is known as CVE-2021-45525 since 12/25/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (MITRE): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/25/2021 🔍
12/26/2021 +1 days 🔍
12/26/2021 +0 days 🔍
12/28/2021 +2 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: PSV-2018-0618
Status: Confirmed

CVE: CVE-2021-45525 (🔍)
GCVE (CVE): GCVE-0-2021-45525
GCVE (VulDB): GCVE-100-189151

Entryinfo

Created: 12/26/2021 10:14
Updated: 12/28/2021 07:29
Changes: 12/26/2021 10:14 (48), 12/28/2021 07:29 (1)
Complete: 🔍
Cache ID: 216::103

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