zephyrproject-rtos Zephyr up to 3.4.0 eS-WiFi Driver buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in zephyrproject-rtos Zephyr up to 3.4.0. This affects an unknown part of the component eS-WiFi Driver. Executing a manipulation can lead to buffer overflow. This vulnerability is tracked as CVE-2023-4259. The attack is only possible within the local network. No exploit exists.

Detailsinfo

A vulnerability was found in zephyrproject-rtos Zephyr up to 3.4.0 (Project Management Software). It has been declared as critical. This vulnerability affects an unknown function of the component eS-WiFi Driver. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Two potential buffer overflow vulnerabilities at the following locations in the Zephyr eS-WiFi driver source code.

The weakness was disclosed 09/26/2023 as GHSA-gghm-c696-f4j4. The advisory is shared for download at github.com. This vulnerability was named CVE-2023-4259 since 08/08/2023. 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 10/16/2023).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (Zephyr Project): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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

08/08/2023 🔍
09/26/2023 +49 days 🔍
09/26/2023 +0 days 🔍
10/16/2023 +20 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-gghm-c696-f4j4
Status: Confirmed

CVE: CVE-2023-4259 (🔍)
GCVE (CVE): GCVE-0-2023-4259
GCVE (VulDB): GCVE-100-240352

Entryinfo

Created: 09/26/2023 07:40
Updated: 10/16/2023 11:22
Changes: 09/26/2023 07:40 (49), 10/16/2023 11:22 (12)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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