TeslaMate up to 1.25.0 API Call access control

EntryeditHistoryDiffjsonxmlCTI

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.
5.3	$0-$5k	0.03

A vulnerability was found in TeslaMate up to 1.25.0 (Vehicle Software). It has been declared as critical. Affected by this vulnerability is an unknown function of the component API Call Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-284. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

TeslaMate before 1.25.1 (when using the default Docker configuration) allows attackers to open doors of Tesla vehicles, start Keyless Driving, and interfere with vehicle operation en route. This occurs because an attacker can leverage Grafana login access to obtain a token for Tesla API calls.

The weakness was disclosed 01/25/2022 as fff6915e7364f83b3030f980d5743299c4e5260d. It is possible to read the advisory at medium.com. This vulnerability is known as CVE-2022-23126 since 01/11/2022. The exploitation appears to be easy. The attack needs to approached within the local network. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 1.25.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch fff6915e7364f83b3030f980d5743299c4e5260d is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfoedit

Type

Vehicle Software

Name

TeslaMate

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

AV	AC	Au	C	I	A
🔍	🔍	🔍	🔍	🔍	🔍
🔍	🔍	🔍	🔍	🔍	🔍
🔍	🔍	🔍	🔍	🔍	🔍

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-284
ATT&CK: T1068

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TeslaMate 1.25.1
Patch: fff6915e7364f83b3030f980d5743299c4e5260d

Timelineinfoedit

01/11/2022 CVE reserved
01/25/2022 +14 days Advisory disclosed
01/25/2022 +0 days VulDB entry created
01/28/2022 +3 days VulDB last update

Sourcesinfoedit

Advisory: fff6915e7364f83b3030f980d5743299c4e5260d
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2022-23126 (🔒)

Entryinfoedit

Created: 01/25/2022 07:54 AM
Updated: 01/28/2022 09:11 AM
Changes: (3) advisory_identifier advisory_confirm_url source_cve_nvd_summary
Complete: 🔍