Netgear RAX43 1.0.3.96 URL Parser buffer overflow

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1$5k-$25k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Netgear RAX43 1.0.3.96. Affected by this vulnerability is an unknown functionality of the component URL Parser. The manipulation results in buffer overflow. This vulnerability is identified as CVE-2021-20166. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Netgear RAX43 1.0.3.96 (Wireless LAN Software). Affected is an unknown part of the component URL Parser. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 12/31/2021. The advisory is available at tenable.com. This vulnerability is traded as CVE-2021-20166 since 12/17/2020. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 12/31/2021).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
12/31/2021 +379 days 🔍
12/31/2021 +0 days 🔍
01/05/2022 +5 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: tenable.com
Status: Not defined

CVE: CVE-2021-20166 (🔍)
GCVE (CVE): GCVE-0-2021-20166
GCVE (VulDB): GCVE-100-189486

Entryinfo

Created: 12/31/2021 08:10
Updated: 01/05/2022 09:24
Changes: 12/31/2021 08:10 (38), 01/05/2022 09:24 (1)
Complete: 🔍
Cache ID: 216::103

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