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CVE-2017-4959

22
FAUCET Score

CVE-2017-4959 is a high-severity vulnerability affecting Pivotal PCF Elastic Runtime versions prior to 1.8.29 and 1.9.7. An authorized user can exploit this flaw to take over another user's account within Pivotal Cloud Foundry deployments utilizing the Pivotal Account application, leading to account lockout and potential privilege escalation. With a CVSS score of 8.8, this vulnerability has a low attack complexity and no user interaction required, allowing for full confidentiality, integrity, and availability impact. Despite its severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.8.0CPE matchmatch criteria
cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.8.0:*:*:*:*:*:*:*
1.8.1CPE matchmatch criteria
cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.8.1:*:*:*:*:*:*:*
1.8.2CPE matchmatch criteria
cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.8.2:*:*:*:*:*:*:*
1.8.3CPE matchmatch criteria
cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.8.3:*:*:*:*:*:*:*
1.8.4CPE matchmatch criteria
cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.8.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.26%
Probability of exploitation in next 30 days
EPSS Percentile
66.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0126 is in the 64th percentile among its peer group of 17,829 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

pivotal.io / security/cve-2017-4959
Vendor Advisory
securityfocus.com / bid/96218
Third Party AdvisoryVDB Entry