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Vrealize Automation CVE-2016-7460

CRITICAL
Improper Restriction of XML External Entity Reference (CWE-611)
2016-12-29 security@vmware.com
9.1
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A02:2025 - Security Misconfiguration
ASVS 5.0
V13 - Configuration XML external entity prevention
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Collection

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 9.1 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 2.01%.

Exploit ScenarioDerived

A remote attacker could read arbitrary files or perform SSRF through XML processing 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.
No patch listed yet 2.0% exploitation probability (EPSS)

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AnalysisAI

The Single Sign-On feature in VMware vCenter Server 5.5 before U3e and 6.0 before U2a and vRealize Automation 6.x before 6.2.5 allows remote attackers to read arbitrary files or cause a denial of. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Disable external entity processing in XML parsers, use JSON instead of XML where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

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 XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. The Single Sign-On feature in VMware vCenter Server 5.5 before U3e and 6.0 before U2a and vRealize Automation 6.x before 6.2.5 allows remote attackers to read arbitrary files or cause a denial of service via an XML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue. Affected products include: Vmware Vrealize Automation. Version information: before 6.2.5.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.1 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High

DescriptionCVE.org

The Single Sign-On feature in VMware vCenter Server 5.5 before U3e and 6.0 before U2a and vRealize Automation 6.x before 6.2.5 allows remote attackers to read arbitrary files or cause a denial of service via an XML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Threat Intelligence Overview

EPSS Score
2.0%
Top 16% exploitable
Data Quality
3 sources
Confidence: Low

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 2.0%
Patch available No
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
Yes
Human Impact· derived
Medium

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +46
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

XML External Entity (XXE) attacks exploit XML parsers that process Document Type Definitions (DTDs) without proper restrictions.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:vmware:vrealize_automation:6.0.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.0.1.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.1.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.2.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.2.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.2.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.2.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_automation:6.2.4:*:*:*:*:*:*:*
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