Netgear Nighthawk AC2400 1.2.0.62_1.0.1 mini_httpd authentication bypass

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
8.8$5k-$25k0.00

Summaryinfo

A vulnerability was found in Netgear R6020, R6080, R6120, R6220, R6260, R6700v2, R6800, R6900v2, R7450, JNR3210, WNR2020, Nighthawk AC2100 and Nighthawk AC2400 1.2.0.62_1.0.1. It has been classified as critical. This affects an unknown part of the component mini_httpd. The manipulation leads to authentication bypass. This vulnerability is uniquely identified as CVE-2020-27866. Access to the local network is required for this attack to succeed. There is no exploit available. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability was found in Netgear R6020, R6080, R6120, R6220, R6260, R6700v2, R6800, R6900v2, R7450, JNR3210, WNR2020, Nighthawk AC2100 and Nighthawk AC2400 1.2.0.62_1.0.1 (Wireless LAN Software) and classified as critical. Affected by this issue is an unknown code block of the component mini_httpd. The manipulation with an unknown input leads to a authentication bypass vulnerability. Using CWE to declare the problem leads to CWE-288. A product requires authentication, but the product has an alternate path or channel that does not require authentication. Impacted is confidentiality, integrity, and availability.

The weakness was published 02/12/2021. The advisory is available at zerodayinitiative.com. This vulnerability is handled as CVE-2020-27866. 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 02/28/2021).

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authentication bypass
CWE: CWE-288 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/27/2020 🔍
02/12/2021 +108 days 🔍
02/12/2021 +0 days 🔍
02/28/2021 +16 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: zerodayinitiative.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-27866 (🔍)
GCVE (CVE): GCVE-0-2020-27866
GCVE (VulDB): GCVE-100-169790

Entryinfo

Created: 02/12/2021 09:37
Updated: 02/28/2021 11:11
Changes: 02/12/2021 09:37 (38), 02/28/2021 11:04 (2), 02/28/2021 11:11 (17)
Complete: 🔍
Cache ID: 216:9E5:103

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