Netgear R8500 stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Netgear D8500, R6250, R6300v2, R6400, R6700, R6900, R6900P, R7000, R7000P, R7100LG, R7300DST, R7900, R7900P, R8000, R8000P, R8300 and R8500. It has been rated as critical. This vulnerability affects unknown code. This manipulation causes stack-based overflow. This vulnerability is tracked as CVE-2019-20713. The attack is only possible within the local network. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Netgear D8500, R6250, R6300v2, R6400, R6700, R6900, R6900P, R7000, R7000P, R7100LG, R7300DST, R7900, R7900P, R8000, R8000P, R8300 and R8500 (Wireless LAN Software). Affected by this vulnerability is an unknown function. 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. The summary by CVE is:

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D8500 before 1.0.3.44, R6250 before 1.0.4.34, R6300v2 before 1.0.4.32, R6400 before 1.0.1.46, R6700 before 1.0.2.6, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300DST before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, and R8500 before 1.0.2.128.

The weakness was disclosed 04/16/2020 (Website). The advisory is shared at kb.netgear.com. This vulnerability is known as CVE-2019-20713 since 04/15/2020. The attack needs to approached within the local network. The successful exploitation requires a single authentication. Neither technical details nor an exploit are 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: 5.5
VulDB Temp Score: 5.3
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-2019-20713 (🔍)
GCVE (CVE): GCVE-0-2019-20713
GCVE (VulDB): GCVE-100-153937

Entryinfo

Created: 04/17/2020 10:33
Updated: 05/31/2024 07:36
Changes: 04/17/2020 10:33 (36), 04/17/2020 10:38 (12), 05/31/2024 07:36 (34)
Complete: 🔍
Cache ID: 216::103

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