Rehau Device Configuration Interface permissions

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.
8.0$0-$5k0.00

Summaryinfo

A vulnerability described as very critical has been identified in Rehau Device. This affects an unknown part of the component Configuration Interface. Executing a manipulation can lead to an unknown weakness. The identification of this vulnerability is CVE-2020-18329. There is no exploit available.

Detailsinfo

A vulnerability was found in Rehau Device (unknown version). It has been declared as very critical. This vulnerability affects an unknown code block of the component Configuration Interface. The CWE definition for the vulnerability is CWE-281. The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Rehau devices that use a pCOWeb card BIOS v6.27, BOOT v5.00, web version v2.2, allows attackers to gain full unauthenticated access to the configuration and service interface.

The weakness was shared 01/27/2023. The advisory is shared for download at github.com. This vulnerability was named CVE-2020-18329 since 08/13/2020. 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 04/03/2025). The MITRE ATT&CK project declares the attack technique as T1222.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Permissions
CWE: CWE-281 / CWE-266
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

08/13/2020 🔍
01/27/2023 +897 days 🔍
01/27/2023 +0 days 🔍
04/03/2025 +797 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2020-18329 (🔍)
GCVE (CVE): GCVE-0-2020-18329
GCVE (VulDB): GCVE-100-219364

Entryinfo

Created: 01/27/2023 08:33
Updated: 04/03/2025 02:42
Changes: 01/27/2023 08:33 (35), 02/19/2023 16:17 (1), 04/03/2025 02:42 (27)
Complete: 🔍
Cache ID: 216::103

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