Comfast CF-WR623N up to 2.3.0.1 password recovery

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.
7.9$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Comfast CF-WR623N up to 2.3.0.1. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a password recovery vulnerability. Using CWE to declare the problem leads to CWE-640. The software contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak. Impacted is confidentiality, integrity, and availability. CVE summarizes:

COMFAST (Shenzhen Sihai Zhonglian Network Technology Co., Ltd) CF-WR623N Router firmware V2.3.0.1 and before is vulnerable to Account takeover. Anyone can reset the password of the admin accounts.

The weakness was disclosed 02/01/2023. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-47697 since 12/21/2022. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/01/2023). The MITRE ATT&CK project declares the attack technique as T1552.

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

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Password recovery
CWE: CWE-640
ATT&CK: T1552

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

12/21/2022 CVE reserved
02/01/2023 +42 days Advisory disclosed
02/01/2023 +0 days VulDB entry created
03/01/2023 +28 days VulDB last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2022-47697 (🔒)

Entryinfo

Created: 02/01/2023 02:43 AM
Updated: 03/01/2023 08:06 AM
Changes: 02/01/2023 02:43 AM (16), 02/01/2023 02:48 AM (20), 03/01/2023 08:06 AM (11)
Complete: 🔍

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