What is the CVSS score of CVE-2017-8040?

CVE-2017-8040 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.1%.

Is there a patch available for CVE-2017-8040?

Yes, a patch is available for CVE-2017-8040. Update the affected software to the latest version immediately.

Single Sign On For Pivotal Cloud Foundry CVE-2017-8040

MEDIUM

Improper Restriction of XML External Entity Reference (CWE-611)

2017-09-09 security_alert@emc.com

XXE Single Sign On For Pivotal Cloud Foundry

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Sep 09, 2017 - 01:29 cve.org

MEDIUM 6.5

DescriptionCVE.org

In Single Sign-On for Pivotal Cloud Foundry (PCF) 1.3.x versions prior to 1.3.4 and 1.4.x versions prior to 1.4.3, an XXE (XML External Entity) attack was discovered in the Single Sign-On service dashboard. Privileged users can in some cases upload malformed XML leading to exposure of data on the Single Sign-On service broker file system.

AnalysisAI

In Single Sign-On for Pivotal Cloud Foundry (PCF) 1.3.x versions prior to 1.3.4 and 1.4.x versions prior to 1.4.3, an XXE (XML External Entity) attack was discovered in the Single Sign-On service. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. This XML External Entity (XXE) vulnerability could allow attackers to read arbitrary files or perform SSRF through XML processing.

Technical ContextAI

This vulnerability is classified as XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. In Single Sign-On for Pivotal Cloud Foundry (PCF) 1.3.x versions prior to 1.3.4 and 1.4.x versions prior to 1.4.3, an XXE (XML External Entity) attack was discovered in the Single Sign-On service dashboard. Privileged users can in some cases upload malformed XML leading to exposure of data on the Single Sign-On service broker file system. Affected products include: Vmware Single Sign-On For Pivotal Cloud Foundry. Version information: prior to 1.3.4.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Disable external entity processing in XML parsers, use JSON instead of XML where possible.