How severe is CVE-2017-17067?

CVE-2017-17067 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-2017-17067 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-2017-17067?

CVE-2017-17067 affects Splunk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-17067?

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-2017-17067 published?

CVE-2017-17067 was published on 2017-11-30 and last updated on 2026-06-17.

CVE-2017-17067

CVE-2017-17067 is a critical-severity vulnerability in Splunk 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. The underlying weakness is classified as CWE-863.

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
Weakness: CWE-863
Affected product: Splunk
Published: 2017-11-30
Last modified: 2026-06-17

Description

Splunk Web in Splunk Enterprise 7.0.x before 7.0.0.1, 6.6.x before 6.6.3.2, 6.5.x before 6.5.6, 6.4.x before 6.4.9, and 6.3.x before 6.3.12, when the SAML authType is enabled, mishandles SAML, which allows remote attackers to bypass intended access restrictions or conduct impersonation attacks.

Frequently asked questions

What is CVE-2017-17067?: Splunk Web in Splunk Enterprise 7.0.x before 7.0.0.1, 6.6.x before 6.6.3.2, 6.5.x before 6.5.6, 6.4.x before 6.4.9, and 6.3.x before 6.3.12, when the SAML authType is enabled, mishandles SAML, which allows remote attackers to bypass intended access restrictions or conduct impersonation attacks.
How severe is CVE-2017-17067?: CVE-2017-17067 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-2017-17067 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-2017-17067?: CVE-2017-17067 affects Splunk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-17067?: 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-2017-17067 published?: CVE-2017-17067 was published on 2017-11-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*

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