CVE-2017-4959

CVE-2017-4959 is a high-severity vulnerability in Pivotal Software Cloud Foundry Elastic Runtime with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

An issue was discovered in Pivotal PCF Elastic Runtime 1.8.x versions prior to 1.8.29 and 1.9.x versions prior to 1.9.7. Pivotal Cloud Foundry deployments using the Pivotal Account application are vulnerable to a flaw which allows an authorized user to take over the account of another user, causing account lockout and potential escalation of privileges.

Frequently asked questions

What is CVE-2017-4959?
An issue was discovered in Pivotal PCF Elastic Runtime 1.8.x versions prior to 1.8.29 and 1.9.x versions prior to 1.9.7. Pivotal Cloud Foundry deployments using the Pivotal Account application are vulnerable to a flaw which allows an authorized user to take over the account of another user, causing account lockout and potential escalation of privileges.
How severe is CVE-2017-4959?
CVE-2017-4959 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-4959 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-4959?
CVE-2017-4959 primarily affects Pivotal Software Cloud Foundry Elastic Runtime. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-4959?
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-2017-4959 published?
CVE-2017-4959 was published on 2017-06-13 and last updated on 2026-06-17.

References

Affected products (36)

More vulnerabilities in Pivotal Software Cloud Foundry Elastic Runtime

All CVEs affecting Pivotal Software Cloud Foundry Elastic Runtime →