How severe is CVE-2016-9198?

CVE-2016-9198 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-2016-9198 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9198?

CVE-2016-9198 affects Cisco Identity Services Engine. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-9198?

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-2016-9198 published?

CVE-2016-9198 was published on 2016-12-14 and last updated on 2026-06-17.

CVE-2016-9198

CVE-2016-9198 is a high-severity vulnerability in Cisco Identity Services Engine 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. The underlying weakness is classified as CWE-399.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Cisco Identity Services Engine
Published: 2016-12-14
Last modified: 2026-06-17

Description

A vulnerability in the Active Directory integration component of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to perform a denial of service (DoS) attack. More Information: CSCuw15041. Known Affected Releases: 1.2(1.199).

Frequently asked questions

What is CVE-2016-9198?: A vulnerability in the Active Directory integration component of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to perform a denial of service (DoS) attack. More Information: CSCuw15041. Known Affected Releases: 1.2(1.199).
How severe is CVE-2016-9198?: CVE-2016-9198 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-2016-9198 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9198?: CVE-2016-9198 affects Cisco Identity Services Engine. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-9198?: 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-2016-9198 published?: CVE-2016-9198 was published on 2016-12-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:identity_services_engine:1.2\(1.199\):*:*:*:*:*:*:*

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