How severe is CVE-2015-3656?

CVE-2015-3656 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-3656 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-3656?

CVE-2015-3656 primarily affects Arubanetworks Clearpass. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-3656?

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-2015-3656 published?

CVE-2015-3656 was published on 2017-08-29 and last updated on 2026-06-17.

CVE-2015-3656

CVE-2015-3656 is a high-severity vulnerability in Arubanetworks Clearpass with a CVSS 3.x base score of 7.2. 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-285.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Arubanetworks Clearpass
Published: 2017-08-29
Last modified: 2026-06-17

Description

Aruba Networks ClearPass Policy Manager before 6.4.7 and 6.5.x before 6.5.2 allows remote authenticated lower-level administrators to gain privileges by leveraging failure to properly enforce authorization checks.

Frequently asked questions

What is CVE-2015-3656?: Aruba Networks ClearPass Policy Manager before 6.4.7 and 6.5.x before 6.5.2 allows remote authenticated lower-level administrators to gain privileges by leveraging failure to properly enforce authorization checks.
How severe is CVE-2015-3656?: CVE-2015-3656 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-3656 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-3656?: CVE-2015-3656 primarily affects Arubanetworks Clearpass. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-3656?: 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-2015-3656 published?: CVE-2015-3656 was published on 2017-08-29 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:arubanetworks:clearpass:*:*:*:*:*:*:*:*
cpe:2.3:a:arubanetworks:clearpass:6.5:*:*:*:*:*:*:*
cpe:2.3:a:arubanetworks:clearpass:6.5.1:*:*:*:*:*:*:*

More vulnerabilities in Arubanetworks Clearpass

CVE-2014-6626 — Critical (CVSS 10.0): Aruba Networks ClearPass before 6.3.6 and 6.4.x before 6.4.1 does not properly restrict access to unspecified…
CVE-2014-5342 — Critical (CVSS 10.0): Aruba Networks ClearPass before 6.3.5 and 6.4.x before 6.4.1 allows remote attackers to execute arbitrary commands via…
CVE-2021-29145 — Critical (CVSS 9.8): A remote server side request forgery (SSRF) remote code execution vulnerability was discovered in Aruba ClearPass…
CVE-2020-7114 — Critical (CVSS 9.8): A vulnerability exists allowing attackers, when present in the same network segment as ClearPass' management interface,…
CVE-2016-4401 — Critical (CVSS 9.8): Aruba ClearPass Policy Manager before 6.5.7 and 6.6.x before 6.6.2 allows attackers to obtain database credentials.
CVE-2016-2034 — Critical (CVSS 9.8): SQL injection vulnerability in ClearPass Policy Manager 6.5.x through 6.5.6 and 6.6.0.

All CVEs affecting Arubanetworks Clearpass →

Other CWE-285 (Improper Authorization) vulnerabilities

CVE-2025-65041 — Critical (CVSS 10.0): Improper authorization in Microsoft Partner Center allows an unauthorized attacker to elevate privileges over a network.
CVE-2023-33189 — Critical (CVSS 10.0): Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization…
CVE-2022-2595 — Critical (CVSS 10.0): Improper Authorization in GitHub repository kromitgmbh/titra prior to 0.79.1.
CVE-2021-28799 — Critical (CVSS 10.0): An improper authorization vulnerability has been reported to affect QNAP NAS running HBS 3 (Hybrid Backup Sync. ) If…
CVE-2026-34048 — Critical (CVSS 9.9): Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to…
CVE-2026-5412 — Critical (CVSS 9.9): In Juju versions prior to 2.9.57 and 3.6.21, an authorization issue exists in the Controller facade. An authenticated…

Browse all CWE-285 (Improper Authorization) vulnerabilities →