CVE-2016-6639

Name: CVE-2016-6639
Creator: NVD / NIST
Published: 2016-09-18T02:59:12.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.70%

Last modified Jun 17, 2026

CVE-2016-6639 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Cloud Foundry PHP Buildpack (aka php-buildpack) before 4.3.18 and PHP Buildpack Cf-release before 242, as used in Pivotal Cloud Foundry (PCF) Elastic Runtime before 1.6.38 and 1.7.x before 1.7.19 and other products, place the .profile file in the htdocs directory, which might allow remote attackers to obtain sensitive information via an HTTP GET request for this file.. EPSS estimates a 1.70% chance of exploitation in the next 30 days.

Description

Cloud Foundry PHP Buildpack (aka php-buildpack) before 4.3.18 and PHP Buildpack Cf-release before 242, as used in Pivotal Cloud Foundry (PCF) Elastic Runtime before 1.6.38 and 1.7.x before 1.7.19 and other products, place the .profile file in the htdocs directory, which might allow remote attackers to obtain sensitive information via an HTTP GET request for this file.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.70%

74.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-254

Affected Software

Vendor	Product	Versions
Cloudfoundry	Php-Buildpack	<= 4.3.17
Pivotal	Cloud Foundry Elastic Runtime	<= 1.6.37
Pivotal	Cloud Foundry Elastic Runtime	1.7.0
Pivotal	Cloud Foundry Elastic Runtime	1.7.1
Pivotal	Cloud Foundry Elastic Runtime	1.7.2
Pivotal	Cloud Foundry Elastic Runtime	1.7.3
Pivotal	Cloud Foundry Elastic Runtime	1.7.4
Pivotal	Cloud Foundry Elastic Runtime	1.7.5
Pivotal	Cloud Foundry Elastic Runtime	1.7.6
Pivotal	Cloud Foundry Elastic Runtime	1.7.7
Pivotal	Cloud Foundry Elastic Runtime	1.7.8
Pivotal	Cloud Foundry Elastic Runtime	1.7.9
Pivotal	Cloud Foundry Elastic Runtime	1.7.10
Pivotal	Cloud Foundry Elastic Runtime	1.7.11
Pivotal	Cloud Foundry Elastic Runtime	1.7.12
Pivotal	Cloud Foundry Elastic Runtime	1.7.13
Pivotal	Cloud Foundry Elastic Runtime	1.7.14
Pivotal	Cloud Foundry Elastic Runtime	1.7.15
Pivotal	Cloud Foundry Elastic Runtime	1.7.16
Pivotal	Cloud Foundry Elastic Runtime	1.7.17
Pivotal	Cloud Foundry Elastic Runtime	1.7.18

References

https://github.com/cloudfoundry/php-buildpack/commit/e2db3ccd4812e0c0aba20720fc51789d981aba67Patch, Third Party Advisory
https://pivotal.io/security/cve-2016-6639Vendor Advisory
https://github.com/cloudfoundry/php-buildpack/commit/e2db3ccd4812e0c0aba20720fc51789d981aba67Patch, Third Party Advisory
https://pivotal.io/security/cve-2016-6639Vendor Advisory

Timeline

Published: Sep 18, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-6639?

How severe is CVE-2016-6639?

CVE-2016-6639 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.70% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6639?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST