Multiple vulnerabilities in Intel processors
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 11 |
| CVE-ID | CVE-2021-0154 CVE-2021-0153 CVE-2021-33123 CVE-2021-0190 CVE-2021-33122 CVE-2021-0189 CVE-2021-33124 CVE-2021-33103 CVE-2021-0159 CVE-2021-0188 CVE-2021-0155 |
| CWE-ID | CWE-20 CWE-787 CWE-284 CWE-248 CWE-691 CWE-823 CWE-441 CWE-466 CWE-252 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software |
Intel Xeon Processor E Family Hardware solutions / Firmware Intel Xeon Processor E3 v6 Family Hardware solutions / Firmware Intel Xeon Processor E7 v4 Family Hardware solutions / Firmware Intel Xeon D Processors Hardware solutions / Firmware Intel Xeon Processor E5 v4 Family Hardware solutions / Firmware Intel Core X-series Processors Hardware solutions / Firmware 2nd Generation Intel Xeon Scalable Processors Hardware solutions / Firmware 3rd Generation Intel Xeon Scalable Processors Hardware solutions / Firmware 10th Generation Intel Core Processors Hardware solutions / Firmware 8th Generation Intel Core Processors Hardware solutions / Firmware 7th Generation Intel Core Processors Hardware solutions / Firmware Intel Core X-series Processor Hardware solutions / Firmware Intel Xeon W Processors Hardware solutions / Firmware Intel Xeon Processor E3 v5 Family Hardware solutions / Firmware Intel Core Processors with Intel Hybrid Technology Hardware solutions / Firmware Intel Pentium Silver N6000 Processors Hardware solutions / Firmware Intel Celeron N4000 Processors Hardware solutions / Firmware Intel Pentium Silver N5000 Processors Hardware solutions / Firmware 11th Generation Intel Core Processors Hardware solutions / Firmware Rocket Lake Xeon Hardware solutions / Other hardware appliances 9th Generation Intel Core Processors Client/Desktop applications / Web browsers |
| Vendor | Intel |
Security Bulletin
This security bulletin contains information about 11 vulnerabilities.
1) Input validation error
EUVDB-ID: #VU63081
Risk: Low
CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0154
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of user-supplied input in the BIOS firmware. A local user can escalate privileges on the system.
Install updates from vendor's website.
Vulnerable software versionsIntel Xeon Processor E Family: All versions
Intel Xeon Processor E3 v6 Family: All versions
Intel Xeon Processor E7 v4 Family: All versions
Intel Xeon D Processors: All versions
Intel Xeon Processor E5 v4 Family: All versions
CPE2.3- cpe:2.3:h:intel:intel_xeon_processor_e_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v6_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e7_v4_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_d_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e5_v4_family:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Out-of-bounds write
EUVDB-ID: #VU63082
Risk: Low
CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0153
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in the BIOS firmware. A local user can run a specially crafted program to trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
MitigationInstall updates from vendor's website.
Vulnerable software versionsIntel Xeon Processor E5 v4 Family: All versions
Intel Core X-series Processors: All versions
CPE2.3- cpe:2.3:h:intel:intel_xeon_processor_e5_v4_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_core_x-series_processors:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Improper access control
EUVDB-ID: #VU63083
Risk: Low
CVSSv4.0: 5.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-33123
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system
The vulnerability exists due to improper access restrictions in the BIOS authenticated code module. A local user can obtain elevated privileges on the system.
Install updates from vendor's website.
Vulnerable software versions2nd Generation Intel Xeon Scalable Processors: All versions
Intel Xeon D Processors: All versions
Rocket Lake Xeon: All versions
3rd Generation Intel Xeon Scalable Processors: All versions
9th Generation Intel Core Processors: All versions
10th Generation Intel Core Processors: All versions
8th Generation Intel Core Processors: All versions
7th Generation Intel Core Processors: All versions
Intel Core X-series Processor: All versions
Intel Xeon W Processors: All versions
Intel Xeon Processor E Family: All versions
Intel Xeon Processor E3 v6 Family: All versions
Intel Xeon Processor E3 v5 Family: All versions
Intel Xeon Processor E7 v4 Family: All versions
Intel Xeon Processor E5 v4 Family: All versions
CPE2.3- cpe:2.3:h:intel:2nd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_d_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:rocket_lake_xeon:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:3rd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
- cpe:2.3:a:intel:9th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:10th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:8th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:7th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_core_x-series_processor:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_w_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v6_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v5_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e7_v4_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e5_v4_family:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Uncaught Exception
EUVDB-ID: #VU63099
Risk: Low
CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0190
CWE-ID:
CWE-248 - Uncaught Exception
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to uncaught exception in the BIOS firmware. A local user can run a specially crafted program to execute arbitrary code with elevated privileges.
Install updates from vendor's website.
Vulnerable software versionsIntel Xeon Processor E5 v4 Family: All versions
Intel Core X-series Processor: All versions
CPE2.3- cpe:2.3:h:intel:intel_xeon_processor_e5_v4_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_core_x-series_processor:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
5) Insufficient Control Flow Management
EUVDB-ID: #VU63175
Risk: Low
CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-33122
CWE-ID:
CWE-691 - Insufficient Control Flow Management
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient control flow management in the BIOS firmware. A local user can run a specially crafted program to execute arbitrary code with elevated privileges.
Install updates from vendor's website.
Vulnerable software versionsRocket Lake Xeon: All versions
Intel Core Processors with Intel Hybrid Technology: All versions
10th Generation Intel Core Processors: All versions
Intel Pentium Silver N6000 Processors: All versions
Intel Celeron N4000 Processors: All versions
Intel Pentium Silver N5000 Processors: All versions
9th Generation Intel Core Processors: All versions
11th Generation Intel Core Processors: All versions
CPE2.3- cpe:2.3:h:intel:rocket_lake_xeon:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_core_processors_with_intel_hybrid_technology:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:10th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_pentium_silver_n6000_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_celeron_n4000_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_pentium_silver_n5000_processors:*:*:*:*:*:*:*:*
- cpe:2.3:a:intel:9th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:11th_generation_intel_core_processors:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
6) Use of Out-of-range Pointer Offset
EUVDB-ID: #VU63176
Risk: Low
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0189
CWE-ID:
CWE-823 - Use of Out-of-range Pointer Offset
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to use of out-of-range pointer offset in the BIOS firmware. A local user can execute arbitrary code with elevated privileges.
Install updates from vendor's website.
Vulnerable software versions2nd Generation Intel Xeon Scalable Processors: All versions
Intel Xeon Processor E Family: All versions
Intel Xeon Processor E3 v6 Family: All versions
Intel Xeon Processor E3 v5 Family: All versions
Intel Xeon Processor E7 v4 Family: All versions
CPE2.3- cpe:2.3:h:intel:2nd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v6_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v5_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e7_v4_family:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
7) Out-of-bounds write
EUVDB-ID: #VU63177
Risk: Low
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-33124
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in the BIOS authenticated code module. A local user can run a specially crafted program to trigger an out-of-bounds write error and execute arbitrary code with elevated privileges.
MitigationInstall updates from vendor's website.
Vulnerable software versions2nd Generation Intel Xeon Scalable Processors: All versions
Intel Xeon D Processors: All versions
Rocket Lake Xeon: All versions
3rd Generation Intel Xeon Scalable Processors: All versions
10th Generation Intel Core Processors: All versions
9th Generation Intel Core Processors: All versions
8th Generation Intel Core Processors: All versions
7th Generation Intel Core Processors: All versions
Intel Core X-series Processors: All versions
Intel Xeon W Processors: All versions
Intel Xeon Processor E Family: All versions
Intel Xeon Processor E3 v6 Family: All versions
Intel Xeon Processor E3 v5 Family: All versions
Intel Xeon Processor E7 v4 Family: All versions
Intel Xeon Processor E5 v4 Family: All versions
CPE2.3- cpe:2.3:h:intel:2nd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_d_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:rocket_lake_xeon:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:3rd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:10th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:a:intel:9th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:8th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:7th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_core_x-series_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_w_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v6_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v5_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e7_v4_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e5_v4_family:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
8) Unintended proxy or intermediary
EUVDB-ID: #VU63178
Risk: Low
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-33103
CWE-ID:
CWE-441 - Unintended Proxy or Intermediary ('Confused Deputy')
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to presence of an unintended proxy in the BIOS authenticated code module. A local user can execute arbitrary code with elevated privileges.
Install updates from vendor's website.
Vulnerable software versionsRocket Lake Xeon: All versions
10th Generation Intel Core Processors: All versions
9th Generation Intel Core Processors: All versions
11th Generation Intel Core Processors: All versions
CPE2.3- cpe:2.3:h:intel:rocket_lake_xeon:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:10th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:a:intel:9th_generation_intel_core_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:11th_generation_intel_core_processors:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
9) Input validation error
EUVDB-ID: #VU63179
Risk: Low
CVSSv4.0: 3.8 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0159
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of user-supplied input in the BIOS authenticated code module. A local user can pass specially crafted data to the affected module and execute arbitrary code on the system with elevated privileges.
Install updates from vendor's website.
Vulnerable software versions2nd Generation Intel Xeon Scalable Processors: All versions
3rd Generation Intel Xeon Scalable Processors: All versions
CPE2.3- cpe:2.3:h:intel:2nd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:3rd_generation_intel_xeon_scalable_processors:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
10) Return of pointer value outside of expected range
EUVDB-ID: #VU63180
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0188
CWE-ID:
CWE-466 - Return of pointer value outside of expected range
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to a boundary error in the BIOS firmware. A local user can force the firmware to return pointer value outside of expected range and gain access to potentially sensitive information.
Install updates from vendor's website.
Vulnerable software versionsIntel Xeon Processor E3 v6 Family: All versions
Intel Xeon Processor E3 v5 Family: All versions
CPE2.3- cpe:2.3:h:intel:intel_xeon_processor_e3_v6_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e3_v5_family:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
11) Unchecked Return Value
EUVDB-ID: #VU63181
Risk: Low
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-0155
CWE-ID:
CWE-252 - Unchecked Return Value
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to unchecked return value in the BIOS firmware. A local user can gain access to potentially sensitive information.
Install updates from vendor's website.
Vulnerable software versionsIntel Xeon D Processors: All versions
Intel Core X-series Processors: All versions
Intel Xeon Processor E7 v4 Family: All versions
Intel Xeon Processor E5 v4 Family: All versions
CPE2.3- cpe:2.3:h:intel:intel_xeon_d_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_core_x-series_processors:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e7_v4_family:*:*:*:*:*:*:*:*
- cpe:2.3:h:intel:intel_xeon_processor_e5_v4_family:*:*:*:*:*:*:*:*
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
