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Clearpass CVE-2020-7110

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2020-04-16 security-alert@hpe.com
4.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

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

Impact

CVSS score of 4.8 (MEDIUM). Attack characteristics: network attack vector, low complexity, high privileges required, user interaction required.

Exploit ScenarioDerived

A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.6% exploitation probability (EPSS)

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AnalysisAI

ClearPass is vulnerable to Stored Cross Site Scripting by allowing a malicious administrator, or a compromised administrator account, to save malicious scripts within ClearPass that could be executed. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

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 Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. ClearPass is vulnerable to Stored Cross Site Scripting by allowing a malicious administrator, or a compromised administrator account, to save malicious scripts within ClearPass that could be executed resulting in a privilege escalation attack. Resolution: Fixed in 6.7.13, 6.8.4, 6.9.0 and higher. Affected products include: Arubanetworks Clearpass.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.8 MEDIUM
AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

ClearPass is vulnerable to Stored Cross Site Scripting by allowing a malicious administrator, or a compromised administrator account, to save malicious scripts within ClearPass that could be executed resulting in a privilege escalation attack. Resolution: Fixed in 6.7.13, 6.8.4, 6.9.0 and higher.

Threat Intelligence Overview

EPSS Score
0.6%
Top 54% exploitable
Data Quality
2 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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.6%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
No
Human Impact· derived
Medium

Priority Score

25
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +24
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

Affected Products (CPE)NVD

cpe:2.3:a:arubanetworks:clearpass:*:*:*:*:*:*:*:*
cpe:2.3:a:arubanetworks:clearpass:*:*:*:*:*:*:*:*
CVE-2014-6626 CRITICAL
10.0 Nov 19

Aruba Networks ClearPass before 6.3.6 and 6.4.x before 6.4.1 does not properly restrict access to unspecified administra

CVE-2014-5342 CRITICAL
10.0 Nov 19

Aruba Networks ClearPass before 6.3.5 and 6.4.x before 6.4.1 allows remote attackers to execute arbitrary commands via u

CVE-2016-2034 CRITICAL
9.8 Jun 08

SQL injection vulnerability in ClearPass Policy Manager 6.5.x through 6.5.6 and 6.6.0. Rated critical severity (CVSS 9.8

CVE-2021-29145 CRITICAL
9.8 Apr 29

A remote server side request forgery (SSRF) remote code execution vulnerability was discovered in Aruba ClearPass Policy

CVE-2020-7114 CRITICAL
9.8 Apr 16

A vulnerability exists allowing attackers, when present in the same network segment as ClearPass' management interface,

CVE-2014-6627 CRITICAL
9.0 Nov 19

Aruba Networks ClearPass before 6.3.5 and 6.4.x before 6.4.1 allows remote attackers to execute arbitrary commands via u

CVE-2014-6625 CRITICAL
9.0 Nov 19

The Policy Manager in Aruba Networks ClearPass before 6.3.6 and 6.4.x before 6.4.1 allows remote authenticated users to

CVE-2015-3655 HIGH
8.8 Aug 29

Cross-site request forgery (CSRF) vulnerability in Aruba Networks ClearPass Policy Manager before 6.4.7 and 6.5.x before

CVE-2021-29147 HIGH
8.8 Apr 29

A remote arbitrary command execution vulnerability was discovered in Aruba ClearPass Policy Manager version(s) prior to

CVE-2018-7060 HIGH
8.8 Aug 06

Aruba ClearPass 6.6.x prior to 6.6.9 and 6.7.x prior to 6.7.1 is vulnerable to CSRF attacks against authenticated users.

CVE-2021-29140 HIGH
8.2 Apr 29

A remote XML external entity (XXE) vulnerability was discovered in Aruba ClearPass Policy Manager version(s): Prior to 6

CVE-2015-4649 HIGH
7.2 Aug 29

Aruba Networks ClearPass Policy Manager before 6.4.7 and 6.5.x before 6.5.2 allows remote authenticated administrators t

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