Описание
Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4 allow certain man-in-the-middle attacks that force a short key length, and might lead to discovery of the encryption key and live injection, aka BLUFFS.
A flaw was found in Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4. This issue may allow certain man-in-the-middle attacks that force a short key length and might lead to discovery of the encryption key and live injection, aka BLUFFS.
Отчет
The vulnerability identified as CVE-2023-24023, dubbed "Bluetooth Forward and Future Secrecy Attacks and Defenses (BLUFFS)," is categorized as having moderate severity due to several factors. While it does allow for potential Man-in-The-Middle (MITM) attacks between paired Bluetooth BR/EDR devices, its impact is somewhat limited by certain conditions. Firstly, successful exploitation requires the attacker to be within wireless range of the vulnerable devices during the encryption procedure initiation. Additionally, the attacker's ability to force a reduction in encryption key length may not guarantee real-time brute-forcing of the key, particularly if it exceeds 7 octets.
Меры по смягчению последствий
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Затронутые пакеты
| Платформа | Пакет | Состояние | Рекомендация | Релиз |
|---|---|---|---|---|
| Red Hat Enterprise Linux 6 | kernel | Out of support scope | ||
| Red Hat Enterprise Linux 7 | kernel | Out of support scope | ||
| Red Hat Enterprise Linux 7 | kernel-rt | Out of support scope | ||
| Red Hat Enterprise Linux 9 | kernel-rt | Affected | ||
| Red Hat Enterprise Linux 8 | kernel-rt | Fixed | RHSA-2024:2950 | 22.05.2024 |
| Red Hat Enterprise Linux 8 | kernel | Fixed | RHSA-2024:3138 | 22.05.2024 |
| Red Hat Enterprise Linux 9 | kernel | Fixed | RHSA-2024:2394 | 30.04.2024 |
| Red Hat Enterprise Linux 9 | kernel | Fixed | RHSA-2024:2394 | 30.04.2024 |
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Дополнительная информация
Статус:
EPSS
6.8 Medium
CVSS3
Связанные уязвимости
Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4 allow certain man-in-the-middle attacks that force a short key length, and might lead to discovery of the encryption key and live injection, aka BLUFFS.
Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4 allow certain man-in-the-middle attacks that force a short key length, and might lead to discovery of the encryption key and live injection, aka BLUFFS.
Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connect ...
Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4 allow certain man-in-the-middle attacks that force a short key length, and might lead to discovery of the encryption key and live injection, aka BLUFFS.
EPSS
6.8 Medium
CVSS3