How severe is CVE-2021-41004?

CVE-2021-41004 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-41004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-41004?

CVE-2021-41004 primarily affects Hpe Aruba Instant On 1930 8g 2sfp Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-41004?

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-2021-41004 published?

CVE-2021-41004 was published on 2022-04-12 and last updated on 2026-06-17.

CVE-2021-41004

CVE-2021-41004 is a high-severity vulnerability in Hpe Aruba Instant On 1930 8g 2sfp Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hpe Aruba Instant On 1930 8g 2sfp Firmware
Published: 2022-04-12
Last modified: 2026-06-17

Description

A remote vulnerability was discovered in Aruba Instant On 1930 Switch Series version(s): Firmware below v1.0.7.0.

Frequently asked questions

What is CVE-2021-41004?: A remote vulnerability was discovered in Aruba Instant On 1930 Switch Series version(s): Firmware below v1.0.7.0.
How severe is CVE-2021-41004?: CVE-2021-41004 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-41004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-41004?: CVE-2021-41004 primarily affects Hpe Aruba Instant On 1930 8g 2sfp Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-41004?: 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-2021-41004 published?: CVE-2021-41004 was published on 2022-04-12 and last updated on 2026-06-17.

References

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbnw04270en_us

Affected products (7)

cpe:2.3:o:hpe:aruba_instant_on_1930_8g_2sfp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:aruba_instant_on_1930_8g_class4_poe_2sfp_124w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:aruba_instant_on_1930_48g_class4_poe_4sfp\/sfp\+_370w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:aruba_instant_on_1930_48g_4sfp\/sfp\+_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:aruba_instant_on_1930_24g_class4_poe_4sfp\/sfp\+_370w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:aruba_instant_on_1930_24g_class4_poe_4sfp\/sfp\+_195w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:aruba_instant_on_1930_24g_4sfp\/sfp\+_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Hpe Aruba Instant On 1930 8g 2sfp Firmware

CVE-2021-41005 — Medium (CVSS 6.5): A remote vulnerability was discovered in Aruba Instant On 1930 Switch Series version(s): Firmware below v1.0.7.0.

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