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CVE-2021-41004

23
FAUCET Score

CVE-2021-41004 is a remote denial-of-service vulnerability affecting Aruba Instant On 1930 Switch Series firmware versions below v1.0.7.0. With a CVSS score of 7.5 (HIGH), it allows an unauthenticated attacker to remotely disrupt the availability of the affected device without user interaction. Despite its high severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.7.0CPE matchmatch criteria
cpe:2.3:o:hpe:aruba_instant_on_1930_8g_2sfp_firmware:*:*:*:*:*:*:*:*
< 1.0.7.0CPE matchmatch criteria
cpe:2.3:o:hpe:aruba_instant_on_1930_8g_class4_poe_2sfp_124w_firmware:*:*:*:*:*:*:*:*
< 1.0.7.0CPE matchmatch criteria
cpe:2.3:o:hpe:aruba_instant_on_1930_48g_class4_poe_4sfp\/sfp\+_370w_firmware:*:*:*:*:*:*:*:*
< 1.0.7.0CPE matchmatch criteria
cpe:2.3:o:hpe:aruba_instant_on_1930_48g_4sfp\/sfp\+_firmware:*:*:*:*:*:*:*:*
< 1.0.7.0CPE matchmatch criteria
cpe:2.3:o:hpe:aruba_instant_on_1930_24g_class4_poe_4sfp\/sfp\+_370w_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.91%
Probability of exploitation in next 30 days
EPSS Percentile
56.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0091 is in the 31st percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

support.hpe.com / hpsc/doc/public/display
MitigationVendor Advisory