How severe is CVE-2022-28639?

CVE-2022-28639 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-28639 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28639?

CVE-2022-28639 affects Hpe Integrated Lights-out 5 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-28639?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-28639 published?

CVE-2022-28639 was published on 2022-09-20 and last updated on 2026-06-17.

CVE-2022-28639

CVE-2022-28639 is a high-severity vulnerability in Hpe Integrated Lights-out 5 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Hpe Integrated Lights-out 5 Firmware
Published: 2022-09-20
Last modified: 2026-06-17

Description

A remote potential adjacent denial of service (DoS) and potential adjacent arbitrary code execution vulnerability that could potentially lead to a loss of confidentiality, integrity, and availability were discovered in HPE Integrated Lights-Out 5 (iLO 5) in Version: 2.71. Hewlett Packard Enterprise has provided updated firmware for HPE Integrated Lights-Out 5 (iLO 5) that addresses these security vulnerabilities.

Frequently asked questions

What is CVE-2022-28639?: A remote potential adjacent denial of service (DoS) and potential adjacent arbitrary code execution vulnerability that could potentially lead to a loss of confidentiality, integrity, and availability were discovered in HPE Integrated Lights-Out 5 (iLO 5) in Version: 2.71. Hewlett Packard Enterprise has provided updated firmware for HPE Integrated Lights-Out 5 (iLO 5) that addresses these security vulnerabilities.
How severe is CVE-2022-28639?: CVE-2022-28639 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-28639 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28639?: CVE-2022-28639 affects Hpe Integrated Lights-out 5 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28639?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-28639 published?: CVE-2022-28639 was published on 2022-09-20 and last updated on 2026-06-17.

References

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf04365en_us

Affected products (1)

cpe:2.3:o:hpe:integrated_lights-out_5_firmware:*:*:*:*:*:*:*:*

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