How severe is CVE-2015-6323?

CVE-2015-6323 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-2015-6323 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6323?

CVE-2015-6323 primarily affects Cisco Identity Services Engine Software. In total, 50 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-6323?

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-2015-6323 published?

CVE-2015-6323 was published on 2016-01-15 and last updated on 2026-06-17.

CVE-2015-6323

CVE-2015-6323 is a critical-severity vulnerability in Cisco Identity Services Engine Software 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: 10.0
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Identity Services Engine Software
Published: 2016-01-15
Last modified: 2026-06-17

Description

The Admin portal in Cisco Identity Services Engine (ISE) 1.1.x, 1.2.0 before patch 17, 1.2.1 before patch 8, 1.3 before patch 5, and 1.4 before patch 4 allows remote attackers to obtain administrative access via unspecified vectors, aka Bug ID CSCuw34253.

Frequently asked questions

What is CVE-2015-6323?: The Admin portal in Cisco Identity Services Engine (ISE) 1.1.x, 1.2.0 before patch 17, 1.2.1 before patch 8, 1.3 before patch 5, and 1.4 before patch 4 allows remote attackers to obtain administrative access via unspecified vectors, aka Bug ID CSCuw34253.
How severe is CVE-2015-6323?: CVE-2015-6323 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-2015-6323 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6323?: CVE-2015-6323 primarily affects Cisco Identity Services Engine Software. In total, 50 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-6323?: 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-2015-6323 published?: CVE-2015-6323 was published on 2016-01-15 and last updated on 2026-06-17.

References

Affected products (50)

cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:p1:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:p2:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:p3:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:p4:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:p5:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.1:p6:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p1:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p2:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p3:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p4:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p5:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p6:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p7:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p8:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.2:p9:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p1:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p2:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p3:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p4:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p5:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p6:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.3:p7:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p1:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p2:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p3:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p4:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p5:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p6:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1.4:p7:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.1_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.2\(0.747\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.2\(0.793\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.2\(1.198\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.2\(1.901\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.2.0.899:p14:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_software:1.2.1:*:*:*:*:*:*:*

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