Netgear DGN2200v4/DGND2200Bv4 stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Netgear DGN2200v4 and DGND2200Bv4. The affected element is an unknown function. Executing a manipulation can lead to stack-based overflow. This vulnerability is registered as CVE-2019-20716. The attack requires access to the local network. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Netgear DGN2200v4 and DGND2200Bv4 (Wireless LAN Software) (the affected version unknown) and classified as critical. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is 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). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects DGN2200v4 before 1.0.0.110 and DGND2200Bv4 before 1.0.0.109.

The weakness was published 04/16/2020 (Website). The advisory is shared for download at kb.netgear.com. This vulnerability was named CVE-2019-20716 since 04/15/2020. The attack needs to be done within the local network. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

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

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 6.8
CNA Vector (MITRE): 🔍

CVSSv2info

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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: 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

04/15/2020 🔍
04/16/2020 +1 days 🔍
04/17/2020 +1 days 🔍
05/31/2024 +1505 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.netgear.com
Status: Not defined

CVE: CVE-2019-20716 (🔍)
GCVE (CVE): GCVE-0-2019-20716
GCVE (VulDB): GCVE-100-153940

Entryinfo

Created: 04/17/2020 10:23
Updated: 05/31/2024 07:52
Changes: 04/17/2020 10:23 (36), 04/17/2020 10:28 (12), 05/31/2024 07:52 (34)
Complete: 🔍
Cache ID: 216::103

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