Netgear WNDR4500v3 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Netgear D3600, D6000, D7800, EX2700, R6100, R7500, R7500v2, R7800, R9000, WN2000RPTv3, WN3000RPv3, WN3100RPv2, WNDR3700v4, WNDR4300, WNDR4300v2 and WNDR4500v3. This issue affects some unknown processing. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2018-21210. Access to the local network is required for this attack to succeed. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Netgear D3600, D6000, D7800, EX2700, R6100, R7500, R7500v2, R7800, R9000, WN2000RPTv3, WN3000RPv3, WN3100RPv2, WNDR3700v4, WNDR4300, WNDR4300v2 and WNDR4500v3 (Wireless LAN Software) and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

The weakness was shared 04/28/2020 (Website). It is possible to read the advisory at kb.netgear.com. The identification of this vulnerability is CVE-2018-21210 since 04/20/2020. The attack can only be initiated within the local network. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

The entry VDB-154496 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (MITRE): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: 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

04/20/2020 🔍
04/28/2020 +8 days 🔍
04/29/2020 +1 days 🔍
06/04/2024 +1497 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.netgear.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-21210 (🔍)
GCVE (CVE): GCVE-0-2018-21210
GCVE (VulDB): GCVE-100-154499
See also: 🔍

Entryinfo

Created: 04/29/2020 07:44
Updated: 06/04/2024 06:42
Changes: 04/29/2020 07:44 (37), 04/29/2020 07:49 (12), 10/13/2020 23:19 (1), 10/13/2020 23:30 (1), 06/04/2024 06:42 (33)
Complete: 🔍
Cache ID: 216::103

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