How severe is CVE-2021-25147?

CVE-2021-25147 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-25147 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25147?

CVE-2021-25147 affects Arubanetworks Airwave. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25147?

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-2021-25147 published?

CVE-2021-25147 was published on 2021-04-28 and last updated on 2026-06-17.

CVE-2021-25147

CVE-2021-25147 is a high-severity vulnerability in Arubanetworks Airwave with a CVSS 3.x base score of 8.1. 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-287.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.8
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Arubanetworks Airwave
Published: 2021-04-28
Last modified: 2026-06-17

Description

A remote authentication restriction bypass vulnerability was discovered in Aruba AirWave Management Platform version(s) prior to 8.2.12.1. Aruba has released patches for AirWave Management Platform that address this security vulnerability.

Frequently asked questions

What is CVE-2021-25147?: A remote authentication restriction bypass vulnerability was discovered in Aruba AirWave Management Platform version(s) prior to 8.2.12.1. Aruba has released patches for AirWave Management Platform that address this security vulnerability.
How severe is CVE-2021-25147?: CVE-2021-25147 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-25147 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25147?: CVE-2021-25147 affects Arubanetworks Airwave. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25147?: 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-2021-25147 published?: CVE-2021-25147 was published on 2021-04-28 and last updated on 2026-06-17.

References

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-010.txt

Affected products (1)

cpe:2.3:a:arubanetworks:airwave:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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