Is CVE-2017-4959 actively exploited?

No active exploitation of CVE-2017-4959 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2017-4959 be exploited remotely?

Yes. CVE-2017-4959 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2017-4959?

CVE-2017-4959 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2017-4959

NVD-CWE-noinfoPublished: June 13, 2017· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2017-4959 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.