CVE-2017-4963
CVE-2017-4963 is a high-severity vulnerability in Pivotal Software Cloud Foundry Cf-release with a CVSS 3.x base score of 8.1. 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-384.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-384
- Affected product: Pivotal Software Cloud Foundry Cf-release
- Published:
- Last modified:
Description
An issue was discovered in Cloud Foundry Foundation Cloud Foundry release v252 and earlier versions, UAA stand-alone release v2.0.0 - v2.7.4.12 & v3.0.0 - v3.11.0, and UAA bosh release v26 & earlier versions. UAA is vulnerable to session fixation when configured to authenticate against external SAML or OpenID Connect based identity providers.
Frequently asked questions
- What is CVE-2017-4963?
- An issue was discovered in Cloud Foundry Foundation Cloud Foundry release v252 and earlier versions, UAA stand-alone release v2.0.0 - v2.7.4.12 & v3.0.0 - v3.11.0, and UAA bosh release v26 & earlier versions. UAA is vulnerable to session fixation when configured to authenticate against external SAML or OpenID Connect based identity providers.
- How severe is CVE-2017-4963?
- CVE-2017-4963 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-4963 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-4963?
- CVE-2017-4963 primarily affects Pivotal Software Cloud Foundry Cf-release. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-4963?
- 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-2017-4963 published?
- CVE-2017-4963 was published on 2017-06-13 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:a:pivotal_software:cloud_foundry_cf-release:*:*:*:*:*:*:*:*
- cpe:2.3:a:pivotal_software:cloud_foundry_uaa:*:*:*:*:*:*:*:*
- cpe:2.3:a:pivotal_software:cloud_foundry_uaa-release:*:*:*:*:*:bosh:*:*
More vulnerabilities in Pivotal Software Cloud Foundry Cf-release
- CVE-2018-1192 — High (CVSS 8.8): In Cloud Foundry Foundation cf-release versions prior to v285; cf-deployment versions prior to v1.7; UAA 4.5.x versions…
All CVEs affecting Pivotal Software Cloud Foundry Cf-release →
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