The latest security information on Intel® products.
2022.1 IPU - BIOS Advisory
Intel ID: | INTEL-SA-00601 |
---|---|
Advisory Category: | Firmware |
Impact of vulnerability: | Escalation of Privilege |
Severity rating: | HIGH |
Original release: | 05/10/2022 |
Last revised: | 05/11/2022 |
Summary:
Potential security vulnerabilities in the BIOS firmware or BIOS authenticated code module for some Intel® Processors may allow escalation of privilege or information disclosure. Intel is releasing BIOS updates to mitigate these potential vulnerabilities.
Vulnerability Details:
CVEID: CVE-2021-0154
Description: Improper input validation in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 8.2 High
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-0153
Description: Out-of-bounds write in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 8.2 High
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-33123
Description: Improper access control in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 8.2 High
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-0190
Description: Uncaught exception in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 8.2 High
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-33122
Description: Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 7.9 High
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H
CVEID: CVE-2021-0189
Description: Use of out-of-range pointer offset in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 7.5 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-33124
Description: Out-of-bounds write in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 7.5 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-33103
Description: Unintended intermediary in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 7.5 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEID: CVE-2021-0159
Description: Improper input validation in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 7.4 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L
CVEID: CVE-2021-0188
Description: Return of pointer value outside of expected range in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS Base Score: 5.3 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
CVEID: CVE-2021-0155
Description: Unchecked return value in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.
CVSS Base Score: 4.4 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Affected Products:
Recommendations:
Intel recommends that users of listed Intel® Processors update to the latest versions provided by the system manufacturer that addresses these issues.
Acknowledgements:
The following issues were found internally by Intel employees; CVE-2021-0153, CVE-2021-0154, CVE-2021-0155, CVE-2021-0159, CVE-2021-0188, CVE-2021-0189, CVE-2021-0190, CVE-2021-33103, and CVE-2021-33122. Intel would like to thank Jorge E. Gonzalez Diaz and Nicholas Armour.
Intel would like to thank Hugo Magalhaes from Oracle (CVE-2021-33123, CVE-2021-33124) for reporting these issues.
Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available.
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