What is the CVSS score of CVE-2016-6637?

CVE-2016-6637 has a CVSS 3.0 base score of 9.6 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Is there a patch available for CVE-2016-6637?

Yes, a patch is available for CVE-2016-6637. Update the affected software to the latest version immediately.

Cloud Foundry CVE-2016-6637

CRITICAL

Cross-Site Request Forgery (CSRF) (CWE-352)

2016-09-30 security_alert@emc.com

CSRF Elastic Cloud Foundry Cloud Foundry Elastic Runtime Cloud Foundry Uaa Bosh Cloud Foundry Ops Manager Cloud Foundry Uaa Cloudfoundry Pivotal Software

9.6

CVSS 3.0 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-352 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V3 - Web Frontend Security Anti-CSRF tokens, SameSite cookies MITRE ATT&CK 1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 9.6 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required. EPSS exploitation probability: 0.12%.
Exploit ScenarioDerived	A remote attacker could trick authenticated users into performing unintended actions by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.

Patch available 0.1% exploitation probability (EPSS)

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AnalysisAI

Multiple cross-site request forgery (CSRF) vulnerabilities in Pivotal Cloud Foundry (PCF) before 242; UAA 2.x before 2.7.4.7, 3.x before 3.3.0.5, and 3.4.x before 3.4.4; UAA BOSH before 11.5 and 12.x. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.

Affected Packages

maven org.cloudfoundry.identity:cloudfoundry-identity-server fix: 2.7.4.7, 3.3.0.5, 3.4.4, 3.7.0

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in maven

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. Multiple cross-site request forgery (CSRF) vulnerabilities in Pivotal Cloud Foundry (PCF) before 242; UAA 2.x before 2.7.4.7, 3.x before 3.3.0.5, and 3.4.x before 3.4.4; UAA BOSH before 11.5 and 12.x before 12.5; Elastic Runtime before 1.6.40, 1.7.x before 1.7.21, and 1.8.x before 1.8.2; and Ops Manager 1.7.x before 1.7.13 and 1.8.x before 1.8.1 allow remote attackers to hijack the authentication of unspecified victims for requests that approve or deny a scope via a profile or authorize approval page. Affected products include: Cloudfoundry Cloud Foundry Uaa Bosh, Pivotal Software Cloud Foundry, Pivotal Software Cloud Foundry Elastic Runtime, Pivotal Software Cloud Foundry Ops Manager, Pivotal Software Cloud Foundry Uaa. Version information: before 242.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.6 CRITICAL

AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

DescriptionCVE.org

Multiple cross-site request forgery (CSRF) vulnerabilities in Pivotal Cloud Foundry (PCF) before 242; UAA 2.x before 2.7.4.7, 3.x before 3.3.0.5, and 3.4.x before 3.4.4; UAA BOSH before 11.5 and 12.x before 12.5; Elastic Runtime before 1.6.40, 1.7.x before 1.7.21, and 1.8.x before 1.8.2; and Ops Manager 1.7.x before 1.7.13 and 1.8.x before 1.8.1 allow remote attackers to hijack the authentication of unspecified victims for requests that approve or deny a scope via a profile or authorize approval page.

Threat Intelligence Overview

EPSS Score

0.1%

Top 70% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity CRITICAL

CISA KEV No

Public POC No

EPSS 0.1%

Patch available Yes

Active threat No

Deciding rule

CRITICAL severity

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +48

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Request Forgery MEDIUM

Cross-Site Request Forgery exploits the automatic credential inclusion behavior of web browsers.

Affected Products (CPE)CVE.org

cpe:2.3:a:cloudfoundry:cloud_foundry_uaa_bosh:*:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry:*:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.0:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.1:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.2:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.3:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.4:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.5:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.6:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.7:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.8:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.9:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.10:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.11:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.12:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.13:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.14:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.15:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.17:*:*:*:*:*:*:*

cpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:1.6.18:*:*:*:*:*:*:*

+ 77 more

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References

Advisories & patches

ADVISORY https://pivotal.io/security/cve-2016-6637 REF http://www.securityfocus.com/bid/93245

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

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