Netgear WAC505/WAC510/WAC720/WAC730/WAC740/WND930 prior 5.0.0.17 stack-based overflow

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

Summaryinfo

A vulnerability was found in Netgear WAC505, WAC510, WAC720, WAC730, WAC740 and WND930. It has been declared as critical. Affected by this vulnerability is an unknown functionality. Such manipulation leads to stack-based overflow. This vulnerability is documented as CVE-2018-21133. The attack requires being on the local network. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Netgear WAC505, WAC510, WAC720, WAC730, WAC740 and WND930 (Wireless LAN Software). It has been rated as critical. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects WAC505 before 5.0.0.17, WAC510 before 5.0.0.17, WAC720 before 5.0.0.17, WAC730 before 5.0.0.17, WAC740 before 5.0.0.17, and WND930 before 5.0.0.17.

The weakness was released 04/23/2020 (Website). The advisory is available at kb.netgear.com. This vulnerability is handled as CVE-2018-21133 since 04/20/2020. Access to the local network is required for this attack to succeed. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 5.0.0.17 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

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: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

Upgrade: WAC505/WAC510/WAC720/WAC730/WAC740/WND930 5.0.0.17

Timelineinfo

04/20/2020 🔍
04/23/2020 +3 days 🔍
04/24/2020 +1 days 🔍
06/02/2024 +1500 days 🔍

Sourcesinfo

Vendor: netgear.com

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

CVE: CVE-2018-21133 (🔍)
GCVE (CVE): GCVE-0-2018-21133
GCVE (VulDB): GCVE-100-154286

Entryinfo

Created: 04/24/2020 07:14
Updated: 06/02/2024 09:33
Changes: 04/24/2020 07:14 (37), 04/24/2020 07:19 (12), 10/12/2020 09:33 (1), 10/12/2020 09:46 (1), 06/02/2024 09:33 (33)
Complete: 🔍
Cache ID: 216::103

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