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Document Subtype: Security Bulletin Document ID: hpesbhf04240en_us Last Updated: 2022-04-11 Release Date: 2022-04-11 Document Version: 1 Potential Security Impact: Remote: Denial of Service (DoS) Source: Hewlett Packard Enterprise, HPE Product Security Response Team VULNERABILITY SUMMARY A potential security vulnerability has been identified in Integrated Lights-Out 4 (iLO 4). The vulnerability could allow remote Denial of Service. References: CVE-2022-23704 SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. HPE Integrated Lights-Out 4 (iLO 4) - Prior to version 2.80 HPE Apollo 4200 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant BL460c Gen9 Server Blade - Prior to iLO 4 version 2.80 HPE ProLiant BL660c Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL120 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL160 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL180 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL20 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL360 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL380 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL560 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL580 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL60 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL80 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML110 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML150 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML30 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML350 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL170r Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL190r Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL230a Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL250a Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL450 Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL730f Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL740f Gen9 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL750f Gen9 Server - Prior to iLO 4 version 2.80 HPE Synergy 480 Gen9 Compute Module - Prior to iLO 4 version 2.80 HPE Synergy 620 Gen9 Compute Module - Prior to iLO 4 version 2.80 HPE Synergy 660 Gen9 Compute Module - Prior to iLO 4 version 2.80 HPE Synergy 680 Gen9 Compute Module - Prior to iLO 4 version 2.80 HPE ProLiant WS460c Gen9 Graphics Server Blade - Prior to iLO 4 version 2.80 HPE ProLiant WS460c Gen8 Graphics Server Blade - Prior to iLO 4 version 2.80 HPE ProLiant MicroServer Gen8 - Prior to iLO 4 version 2.80 HPE ProLiant SL210t Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant SL230s Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant SL250s Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant SL270s Gen8 SE Server - Prior to iLO 4 version 2.80 HPE ProLiant SL270s Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant SL4540 Gen8 1 Node Server - Prior to iLO 4 version 2.80 HPE ProLiant BL420c Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant BL460c Gen8 Server Blade - Prior to iLO 4 version 2.80 HPE ProLiant BL465c Gen8 Server Blade - Prior to iLO 4 version 2.80 HPE ProLiant BL660c Gen8 Server Blade - Prior to iLO 4 version 2.80 HPE ProLiant DL320e Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL320e Gen8 v2 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL360e Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL360p Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL380e Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL380p Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL385p Gen8 (AMD) - Prior to iLO 4 version 2.80 HPE ProLiant DL560 Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL580 Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML310e Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML310e Gen8 v2 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML350e Gen8 v2 Server - Prior to iLO 4 version 2.80 HPE ProLiant ML350p Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant DL160 Gen8 Server - Prior to iLO 4 version 2.80 HPE ProLiant XL220a Gen8 v2 Server - Prior to iLO 4 version 2.80 HPE ProLiant EC200a Server - Prior to iLO 4 version 2.80 BACKGROUND HPE calculates CVSS using CVSS Version 3.1. If the score is provided from NIST, we will display Version 2.0, 3.0, or 3.1 as provided from NVD. Reference V3 Vector V3 Base Score V2 Vector V2 Base Score CVE-2022-23704 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 6.5 (AV:N/AC:L/Au:S/C:N/I:N/A:C) 6.8 Information on CVSS is documented in HPE Customer Notice: HPSN-2008-002 Hewlett Packard Enterprise acknowledges Ken Pyle for reporting this issue to security-alert@hpe.com. RESOLUTION HPE has made the following software update to resolve the vulnerability in Integrated Lights-Out 4 (iLO 4) firmware. HPE Integrated Lights-Out 4 (iLO 4) 2.80 and later. To locate the download for a certain component please perform the following steps: Click the following link: Hewlett Packard Enterprise Support Center Enter a product name from the list of impacted products above in the text search field and wait for a list of Suggested Products to display. From the Suggested Products list displayed, identify the desired product and select it. The page should refresh to include a selection for the "DRIVERS AND SOFTWARE" tab. Select the “DRIVERS AND SOFTWARE tab to find the components that you need and download them. Note: To ensure that you have selected the latest version of the firmware/driver, click the Revision History tab to check if a new version of the firmware/driver is available. HISTORY Version:1 (rev.1) - 11 April 2022 Initial release Third Party Security Patches: Third party security patches that are to be installed on systems running Hewlett Packard Enterprise (HPE) software products should be applied in accordance with the customer's patch management policy. Support: For issues about implementing the recommendations of this Security Bulletin, contact normal HPE Services support channel. For other issues about the content of this Security Bulletin, send e-mail to security-alert@hpe.com. Report: To report a potential security vulnerability for any HPE supported product: Web Form: https://www.hpe.com/info/report-security-vulnerability Email: security-alert@hpe.com Hewlett Packard Enterprise Product Security Response Policy: https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=a00100637en_us Subscribe: To initiate a subscription to receive future HPE Security Bulletin alerts via Email: http://www.hpe.com/support/Subscriber_Choice Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://www.hpe.com/support/Security_Bulletin_Archive System management and security procedures must be reviewed frequently to maintain system integrity. HPE is continually reviewing and enhancing the security features of software products to provide customers with current secure solutions. "HPE is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected HPE products the important security information contained in this Bulletin. HPE recommends that all users determine the applicability of this information to their individual situations and take appropriate action. HPE does not warrant that this information is necessarily accurate or complete for all user situations and, consequently, HPE will not be responsible for any damages resulting from user's use or disregard of the information provided in this Bulletin. To the extent permitted by law, HPE disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose, title and non-infringement." ©Copyright 2025 Hewlett Packard Enterprise Development LP Hewlett Packard Enterprise Development shall not be liable for technical or editorial errors or omissions contained herein. The information provided is provided "as is" without warranty of any kind. To the extent permitted by law, neither HPE nor its affiliates, subcontractors or suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restoration. The information in this document is subject to change without notice. Hewlett Packard Enterprise Development and the names of Hewlett Packard Enterprise Development products referenced herein are trademarks of Hewlett Packard Enterprise Development in the United States and other countries. Other product and company names mentioned herein may be trademarks of their respective owners.
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HPE has made the following software update to resolve the vulnerability in Integrated Lights-Out 4 (iLO 4) firmware. HPE Integrated Lights-Out 4 (iLO 4) 2.80 and later. To locate the download for a certain component please perform the following steps: Click the following link: Hewlett Packard Enterprise Support Center Enter a product name from the list of impacted products above in the text search field and wait for a list of Suggested Products to display. From the Suggested Products list displayed, identify the desired product and select it. The page should refresh to include a selection for the "DRIVERS AND SOFTWARE" tab. Select the “DRIVERS AND SOFTWARE tab to find the components that you need and download them. Note: To ensure that you have selected the latest version of the firmware/driver, click the Revision History tab to check if a new version of the firmware/driver is available. HISTORY Version:1 (rev.1) - 11 April 2022 Initial release Third Party Security Patches: Third party security patches that are to be installed on systems running Hewlett Packard Enterprise (HPE) software products should be applied in accordance with the customer's patch management policy. Support: For issues about implementing the recommendations of this Security Bulletin, contact normal HPE Services support channel. For other issues about the content of this Security Bulletin, send e-mail to security-alert@hpe.com. Report: To report a potential security vulnerability for any HPE supported product: Web Form: https://www.hpe.com/info/report-security-vulnerability Email: security-alert@hpe.com Hewlett Packard Enterprise Product Security Response Policy: https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=a00100637en_us Subscribe: To initiate a subscription to receive future HPE Security Bulletin alerts via Email: http://www.hpe.com/support/Subscriber_Choice Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://www.hpe.com/support/Security_Bulletin_Archive