Tesla Wall Connector 24.44.1 Header Content-Length improper validation of specified quantity in input

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Tesla Wall Connector 24.44.1 and classified as very critical. This affects an unknown function of the component Header Handler. The manipulation of the argument Content-Length results in improper validation of specified quantity in input. This vulnerability is cataloged as CVE-2025-8320. The attack must originate from the local network. There is no exploit available.

Detailsinfo

A vulnerability was found in Tesla Wall Connector 24.44.1. It has been classified as very critical. Affected is an unknown code of the component Header Handler. The manipulation of the argument Content-Length with an unknown input leads to a improper validation of specified quantity in input vulnerability. CWE is classifying the issue as CWE-1284. The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Tesla Wall Connector Content-Length Header Improper Input Validation Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Tesla Wall Connector devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parsing of the HTTP Content-Length header. The issue results from the lack of proper validation of user-supplied data, which can result in memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-26300.

The advisory is shared for download at zerodayinitiative.com. This vulnerability is traded as CVE-2025-8320 since 07/30/2025. The exploitability is told to be easy. The attack needs to be initiated within the local network. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/30/2025).

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

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

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

CNA Base Score: 8.8
CNA Vector (zdi): 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper validation of specified quantity in input
CWE: CWE-1284 / CWE-703
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
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

07/30/2025 Advisory disclosed
07/30/2025 +0 days CVE reserved
07/30/2025 +0 days VulDB entry created
07/30/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: ZDI-25-711
Status: Not defined

CVE: CVE-2025-8320 (🔒)
GCVE (CVE): GCVE-0-2025-8320
GCVE (VulDB): GCVE-100-318084

Entryinfo

Created: 07/30/2025 08:07
Changes: 07/30/2025 08:07 (64)
Complete: 🔍
Cache ID: 216::103

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