How severe is CVE-2017-4994?

CVE-2017-4994 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 high, and availability none.

Is CVE-2017-4994 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-2017-4994?

CVE-2017-4994 primarily affects Cloudfoundry Cloud Foundry Uaa Bosh. In total, 78 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-4994?

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-2017-4994 published?

CVE-2017-4994 was published on 2017-06-13 and last updated on 2026-06-17.

CVE-2017-4994

CVE-2017-4994 is a high-severity vulnerability in Cloudfoundry Cloud Foundry Uaa Bosh 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cloudfoundry Cloud Foundry Uaa Bosh
Published: 2017-06-13
Last modified: 2026-06-17

Description

An issue was discovered in Cloud Foundry Foundation cf-release versions prior to v263; UAA release 2.x versions prior to v2.7.4.18, 3.6.x versions prior to v3.6.12, 3.9.x versions prior to v3.9.14, and other versions prior to v4.3.0; and UAA bosh release (uaa-release) 13.x versions prior to v13.16, 24.x versions prior to v24.11, 30.x versions prior to 30.4, and other versions prior to v40. There was an issue with forwarded http headers in UAA that could result in account corruption.

Frequently asked questions

What is CVE-2017-4994?: An issue was discovered in Cloud Foundry Foundation cf-release versions prior to v263; UAA release 2.x versions prior to v2.7.4.18, 3.6.x versions prior to v3.6.12, 3.9.x versions prior to v3.9.14, and other versions prior to v4.3.0; and UAA bosh release (uaa-release) 13.x versions prior to v13.16, 24.x versions prior to v24.11, 30.x versions prior to 30.4, and other versions prior to v40. There was an issue with forwarded http headers in UAA that could result in account corruption.
How severe is CVE-2017-4994?: CVE-2017-4994 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 high, and availability none.
Is CVE-2017-4994 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-2017-4994?: CVE-2017-4994 primarily affects Cloudfoundry Cloud Foundry Uaa Bosh. In total, 78 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-4994?: 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-2017-4994 published?: CVE-2017-4994 was published on 2017-06-13 and last updated on 2026-06-17.

References

https://www.cloudfoundry.org/cve-2017-4994/

Affected products (78)

cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:*:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.1:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.2:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.3:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.4:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.5:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.6:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.7:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.8:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.9:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.10:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.11:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.12:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.13:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.14:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:13.15:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.1:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.2:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.3:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.4:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.5:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.6:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.7:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.8:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.9:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:24.10:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:30:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:30.1:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:30.2:*:*:*:*:*:*:*
cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:30.3:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_cf:*:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:*:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.2.5.4:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.7.1:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.7.2:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.7.3:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.7.4:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.7.4.1:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:cloud_foundry_uaa:2.7.4.2:*:*:*:*:*:*:*

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