zephyrproject-rtos zephyr prior 3.5 BLE integer overflow

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

Summaryinfo

A vulnerability described as very critical has been identified in zephyrproject-rtos zephyr. This affects an unknown function of the component BLE. The manipulation results in integer overflow. This vulnerability is known as CVE-2023-4424. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as very critical has been found in zephyrproject-rtos zephyr (Project Management Software). Affected is an unknown code block of the component BLE. The manipulation with an unknown input leads to a integer overflow vulnerability. CWE is classifying the issue as CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An malicious BLE device can cause buffer overflow by sending malformed advertising packet BLE device using Zephyr OS, leading to DoS or potential RCE on the victim BLE device.

The weakness was published 11/21/2023. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2023-4424 since 08/18/2023. 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 12/15/2023).

Upgrading to version 3.5 eliminates this vulnerability.

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

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.3
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: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: zephyr 3.5

Timelineinfo

08/18/2023 🔍
11/21/2023 +95 days 🔍
11/21/2023 +0 days 🔍
12/15/2023 +24 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-j4qm-xgpf-qjw3
Status: Confirmed

CVE: CVE-2023-4424 (🔍)
GCVE (CVE): GCVE-0-2023-4424
GCVE (VulDB): GCVE-100-245880

Entryinfo

Created: 11/21/2023 08:09
Updated: 12/15/2023 08:46
Changes: 11/21/2023 08:09 (48), 12/15/2023 08:44 (1), 12/15/2023 08:46 (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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