CVE-2021-0071
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an...
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
- Record
CVE-2021-0071- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 5.8 Medium
AV:A/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
- Record
CVE-2021-0071- Updated
- 2026-11-02
EUVDEUVD-2021-2690 No score
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
- Record
EUVD-2021-2690- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9mxr-w23m-77x3 No score
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an...
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
- Record
GHSA-9mxr-w23m-77x3- Weakness
- CWE-20
- Updated
- 2026-11-02
OSVopenSUSE-SU-2022:1065-1 No score
Security update for kernel-firmware
This update for kernel-firmware fixes the following issues:
Update Intel Wireless firmware for 9xxx (INTEL-SA-00539, bsc#1196333):
CVE-2021-0161: Improper input validation in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow a privileged user to potentially enable escalation of privilege via local access. CVE-2021-0164: Improper access control in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow an unauthenticated user to potentially enable escalation of privilege via local access. CVE-2021-0165: Improper input validation in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0066: Improper input validation in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow an unauthenticated user to potentially enable escalation of privilege via local access. CVE-2021-0166: Exposure of Sensitive Information to an Unauthorized Actor in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable escalation of privilege via local access. CVE-2021-0168: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable escalation of privilege via local access. CVE-2021-0170: Exposure of Sensitive Information to an Unauthorized Actor in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an authenticated user to potentially enable information disclosure via local access. CVE-2021-0172: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0173: Improper Validation of Consistency within input in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0174: Improper Use of Validation Framework in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0175: Improper Validation of Specified Index, Position, or Offset in Input in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0076: Improper Validation of Specified Index, Position, or Offset in Input in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable denial of service via local access. CVE-2021-0176: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable denial of service via local access. CVE-2021-0183: Improper Validation of Specified Index, Position, or Offset in Input in software for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0072: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable information disclosure via local access. CVE-2021-0071: Improper input validation in firmware for some Intel PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
Update Intel Bluetooth firmware (INTEL-SA-00604,bsc#1195786):
- CVE-2021-33139: Improper conditions check in firmware for some Intel Wireless Bluetooth and Killer Bluetooth products before may allow an authenticated user to potentially enable denial of service via adjacent access.
- CVE-2021-33155: Improper input validation in firmware for some Intel Wireless Bluetooth and Killer Bluetooth products…
- Record
openSUSE-SU-2022:1065-1- Updated
- 2026-11-02
OSVSUSE-SU-2022:1065-1 No score
Security update for kernel-firmware
This update for kernel-firmware fixes the following issues:
Update Intel Wireless firmware for 9xxx (INTEL-SA-00539, bsc#1196333):
CVE-2021-0161: Improper input validation in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow a privileged user to potentially enable escalation of privilege via local access. CVE-2021-0164: Improper access control in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow an unauthenticated user to potentially enable escalation of privilege via local access. CVE-2021-0165: Improper input validation in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0066: Improper input validation in firmware for Intel PROSet/Wireless Wi-Fi and Killer Wi-Fi may allow an unauthenticated user to potentially enable escalation of privilege via local access. CVE-2021-0166: Exposure of Sensitive Information to an Unauthorized Actor in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable escalation of privilege via local access. CVE-2021-0168: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable escalation of privilege via local access. CVE-2021-0170: Exposure of Sensitive Information to an Unauthorized Actor in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an authenticated user to potentially enable information disclosure via local access. CVE-2021-0172: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0173: Improper Validation of Consistency within input in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0174: Improper Use of Validation Framework in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0175: Improper Validation of Specified Index, Position, or Offset in Input in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0076: Improper Validation of Specified Index, Position, or Offset in Input in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable denial of service via local access. CVE-2021-0176: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable denial of service via local access. CVE-2021-0183: Improper Validation of Specified Index, Position, or Offset in Input in software for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow an unauthenticated user to potentially enable denial of service via adjacent access. CVE-2021-0072: Improper input validation in firmware for some Intel PROSet/Wireless Wi-Fi and some Killer Wi-Fi may allow a privileged user to potentially enable information disclosure via local access. CVE-2021-0071: Improper input validation in firmware for some Intel PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
Update Intel Bluetooth firmware (INTEL-SA-00604,bsc#1195786):
- CVE-2021-33139: Improper conditions check in firmware for some Intel Wireless Bluetooth and Killer Bluetooth products before may allow an authenticated user to potentially enable denial of service via adjacent access.
- CVE-2021-33155: Improper input validation in firmware for some Intel Wireless Bluetooth and Killer Bluetooth products…
- Record
SUSE-SU-2022:1065-1- Updated
- 2026-11-02
OSVSUSE-SU-2022:1751-1 No score
Security update for kernel-firmware
This update for kernel-firmware fixes the following issues:
Update AMD ucode and SEV firmware
- CVE-2021-26339, CVE-2021-26373, CVE-2021-26347, CVE-2021-26376, CVE-2021-26375, CVE-2021-26378, CVE-2021-26372, CVE-2021-26339, CVE-2021-26348, CVE-2021-26342, CVE-2021-26388, CVE-2021-26349, CVE-2021-26364, CVE-2021-26312, CVE-2021-26350, CVE-2021-46744, bsc#1199459, bsc#1199470)
Update Intel Bluetooth firmware (INTEL-SA-00604, bsc#1195786):
- CVE-2021-33139, CVE-2021-33155: Improper conditions check in the firmware for some Intel Wireless Bluetooth and Killer Bluetooth products may allow an authenticated user to potentially cause denial of service via adjacent access.
- Record
SUSE-SU-2022:1751-1- Updated
- 2026-11-02
Affected products
- intel 7265 firmware
- intel 9260 firmware
- intel ac 3165 firmware
- intel ac 3168 firmware
- intel ac 8260 firmware
- intel ac 8265 firmware
- intel ac 9260 firmware
- intel ac 9461 firmware
- intel ac 9462 firmware
- intel ac 9560 firmware
- intel ax200 firmware
- intel ax201 firmware
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Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernel-firmwareSUSE:Linux Enterprise Module for Basesystem 15 SP3 From an advisory covering 18 CVEs |
before 20210208-150300.4.7.1 | 20210208-150300.4.7.1 |
kernel-firmwareSUSE:Linux Enterprise Micro 5.1 From an advisory covering 18 CVEs |
before 20210208-150300.4.7.1 | 20210208-150300.4.7.1 |
kernel-firmwareSUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise Server 15 SP1-BCL From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise Server 15 SP1-LTSS From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise Server 15 SP2-BCL From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise Server 15 SP2-LTSS From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
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| Package | Affected | Fixed |
|---|---|---|
kernel-firmwareSUSE:Linux Enterprise Server for SAP Applications 15 SP1 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Linux Enterprise Server for SAP Applications 15 SP2 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Manager Proxy 4.1 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Manager Retail Branch Server 4.1 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Manager Server 4.1 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Enterprise Storage 6 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareSUSE:Enterprise Storage 7 From an advisory covering 18 CVEs |
before 20200107-150100.3.31.1 | 20200107-150100.3.31.1 |
kernel-firmwareopenSUSE:Leap 15.3 From an advisory covering 18 CVEs |
before 20210208-150300.4.7.1 | 20210208-150300.4.7.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0071 is a high vulnerability (CVSS 8.8) in Intel 7265 Firmware, published November 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.
References
intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html
nvd.nist.gov/vuln/detail/CVE-2021-0071
github.com/advisories/GHSA-9mxr-w23m-77x3
suse.com/support/update/announcement/2022/suse-su-20221065-1
bugzilla.suse.com/1186938
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lists.opensuse.org/archives/list/[email protected]/thread/QNS2QRVZ2MWL6BB6UKZX6H5IFTGR7LZ2
Left out here: the rest of 2 source descriptions. The JSON record has them.