How severe is CVE-2021-26583?

CVE-2021-26583 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-26583 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26583?

CVE-2021-26583 affects Hp Ilo Amplifier Pack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-26583?

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

When was CVE-2021-26583 published?

CVE-2021-26583 was published on 2021-05-10 and last updated on 2026-06-17.

CVE-2021-26583

CVE-2021-26583 is a critical-severity vulnerability in Hp Ilo Amplifier Pack with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp Ilo Amplifier Pack
Published: 2021-05-10
Last modified: 2026-06-17

Description

A potential security vulnerability was identified in HPE iLO Amplifier Pack. The vulnerabilities could be remotely exploited to allow remote code execution.

Frequently asked questions

What is CVE-2021-26583?: A potential security vulnerability was identified in HPE iLO Amplifier Pack. The vulnerabilities could be remotely exploited to allow remote code execution.
How severe is CVE-2021-26583?: CVE-2021-26583 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-26583 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26583?: CVE-2021-26583 affects Hp Ilo Amplifier Pack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-26583?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-26583 published?: CVE-2021-26583 was published on 2021-05-10 and last updated on 2026-06-17.

References

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn04129en_us

Affected products (1)

cpe:2.3:a:hp:ilo_amplifier_pack:*:*:*:*:*:*:*:*

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