CVE-2021-33847: Buffer Overflow
First published: Thu Aug 18 2022(Updated: )
Improper buffer restrictions in firmware for some Intel(R) Wireless Bluetooth(R) and Killer(TM) Bluetooth(R) products before version 22.120 may allow an authenticated user to potentially enable escalation of privilege via local access.
Credit: secure@intel.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Intel Wi-Fi 6E AX411 Firmware | <22.120 | |
| Intel Wi-Fi 6E AX411 | ||
| Intel AX211 Firmware | <22.120 | |
| Intel Wi-Fi 6 AX211 Firmware | ||
| Intel Wi-Fi 6 AX210 | <22.120 | |
| Intel PROSet Wi-Fi 6E AX210 | ||
| Intel AX201 Firmware | <22.120 | |
| Intel Wi-Fi 6E AX201 Firmware | ||
| Intel PROSet Wi-Fi 6 AX200 Firmware | <22.120 | |
| Intel PROSet Wi-Fi 6 AX200 | ||
| Intel Wireless-AC 9560 | <22.120 | |
| Intel Wireless-AC 9560 | ||
| Intel Wireless-AC 9462 | <22.120 | |
| Intel Wireless-AC 9462 | ||
| Intel Wireless-AC 9461 | <22.120 | |
| Intel Wireless-AC 9461 | ||
| Intel ProSet AC 9260 Firmware | <22.120 | |
| Intel Wireless-AC 9260 Firmware | ||
| Intel Dual Band Wireless-AC 8265 Firmware | <22.120 | |
| Intel Dual Band Wireless-AC 8265 Firmware | ||
| Intel Dual Band Wireless-AC 8260 Firmware | <22.120 | |
| Intel Dual Band Wireless-AC 8260 Firmware | ||
| Intel Dual Band Wireless-AC 3168 Firmware | <22.120 | |
| Intel Dual Band Wireless-AC 3168 Firmware | ||
| CentOS Iwl7265-firmware | <22.120 | |
| Intel Wireless 7265 (rev D) | ||
| Intel Dual Band Wireless-AC 3165 | <22.120 | |
| Intel PROSet/Wireless Software for Intel Dual Band Wireless-AC 3165 | ||
| Intel Killer Wi-Fi 6E AX1690 | <22.120 | |
| Intel Killer Wi-Fi 6E AX1690i/s | ||
| Intel Killer Wi-Fi 6E AX1675 | <22.120 | |
| Intel Killer Wi-Fi 6E AX1675 Firmware | ||
| Intel Killer Wi-Fi 6E AX1675 | <22.120 | |
| Intel Killer Wi-Fi 6 AX1650 firmware | ||
| Intel Killer Wireless-AC 1550 | <22.120 | |
| Intel Killer Wireless-AC 1550 |
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Frequently Asked Questions
What is CVE-2021-33847?
CVE-2021-33847 is a vulnerability that allows an authenticated user to potentially enable escalation of privilege via local access in some Intel Wireless Bluetooth and Killer Bluetooth products before version 22.120.
How severe is CVE-2021-33847?
CVE-2021-33847 has a severity rating of 7.8, which is considered high.
Which products are affected by CVE-2021-33847?
Some Intel Wireless Bluetooth and Killer Bluetooth products before version 22.120 are affected by CVE-2021-33847.
How can an authenticated user exploit CVE-2021-33847?
An authenticated user can potentially enable escalation of privilege via local access to exploit CVE-2021-33847.
How can I fix the CVE-2021-33847 vulnerability?
To fix the CVE-2021-33847 vulnerability, upgrade to version 22.120 or a later version of the affected Intel Wireless Bluetooth or Killer Bluetooth product.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/last-modified-date
- agent/remedy
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/intel
- canonical/intel wi-fi 6e ax411 firmware
- canonical/intel wi-fi 6e ax411
- canonical/intel ax211 firmware
- canonical/intel wi-fi 6 ax211 firmware
- canonical/intel wi-fi 6 ax210
- canonical/intel proset wi-fi 6e ax210
- canonical/intel ax201 firmware
- canonical/intel wi-fi 6e ax201 firmware
- canonical/intel proset wi-fi 6 ax200 firmware
- canonical/intel proset wi-fi 6 ax200
- canonical/intel wireless-ac 9560
- canonical/intel wireless-ac 9462
- canonical/intel wireless-ac 9461
- canonical/intel proset ac 9260 firmware
- canonical/intel wireless-ac 9260 firmware
- canonical/intel dual band wireless-ac 8265 firmware
- canonical/intel dual band wireless-ac 8260 firmware
- canonical/intel dual band wireless-ac 3168 firmware
- canonical/centos iwl7265-firmware
- canonical/intel wireless 7265 (rev d)
- canonical/intel dual band wireless-ac 3165
- canonical/intel proset/wireless software for intel dual band wireless-ac 3165
- canonical/intel killer wi-fi 6e ax1690
- canonical/intel killer wi-fi 6e ax1690i/s
- canonical/intel killer wi-fi 6e ax1675
- canonical/intel killer wi-fi 6e ax1675 firmware
- canonical/intel killer wi-fi 6 ax1650 firmware
- canonical/intel killer wireless-ac 1550