Bosch AMC2 Network Traffic hard-coded key

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.
4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Bosch AMC2. It has been classified as critical. Impacted is an unknown function of the component Network Traffic Handler. The manipulation leads to hard-coded key. This vulnerability is listed as CVE-2021-23842. The attack must be carried out from within the local network. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Bosch AMC2 (unknown version) and classified as problematic. This issue affects an unknown code block of the component Network Traffic Handler. The manipulation with an unknown input leads to a hard-coded key vulnerability. Using CWE to declare the problem leads to CWE-321. The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered. Impacted is confidentiality.

The weakness was presented 01/20/2022. The advisory is shared at psirt.bosch.com. The identification of this vulnerability is CVE-2021-23842 since 01/12/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.7
CNA Vector (Robert Bosch GmbH): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Hard-coded key
CWE: CWE-321 / CWE-320
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2021 🔍
01/20/2022 +373 days 🔍
01/20/2022 +0 days 🔍
01/26/2022 +6 days 🔍

Sourcesinfo

Advisory: psirt.bosch.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-23842 (🔍)
GCVE (CVE): GCVE-0-2021-23842
GCVE (VulDB): GCVE-100-191273

Entryinfo

Created: 01/20/2022 06:59
Updated: 01/26/2022 09:02
Changes: 01/20/2022 06:59 (47), 01/26/2022 09:00 (2), 01/26/2022 09:02 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!