VDB-165463 · CVE-2020-29438 · GCVE-0-2020-29438

Tesla Model X up to 2020-11-22 Signature Verification signature verification

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.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Tesla Model X up to 2020-11-22. Affected by this issue is some unknown functionality of the component Signature Verification Handler. This manipulation causes signature verification. This vulnerability appears as CVE-2020-29438. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Tesla Model X up to 2020-11-22 (Vehicle Software). It has been declared as problematic. Affected by this vulnerability is an unknown code of the component Signature Verification Handler. The manipulation with an unknown input leads to a signature verification vulnerability. The CWE definition for the vulnerability is CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. As an impact it is known to affect confidentiality.

The weakness was presented 12/01/2020. It is possible to read the advisory at wired.com. This vulnerability is known as CVE-2020-29438. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2020-11-23 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vehicle Software

Vendor

Tesla

Name

Model X

Version

2020-11-22

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Model X 2020-11-23

Timelineinfo

11/23/2020 🔍
11/30/2020 +7 days 🔍
12/01/2020 +1 days 🔍
12/01/2020 +0 days 🔍
12/11/2020 +10 days 🔍

Sourcesinfo

Advisory: wired.com
Status: Confirmed

CVE: CVE-2020-29438 (🔍)
GCVE (CVE): GCVE-0-2020-29438
GCVE (VulDB): GCVE-100-165463

Entryinfo

Created: 12/01/2020 07:40
Updated: 12/11/2020 16:26
Changes: 12/01/2020 07:40 (40), 12/11/2020 16:20 (5), 12/11/2020 16:26 (18)
Complete: 🔍
Cache ID: 216::103