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Netscaler Application Delivery Controller CVE-2014-4347

MEDIUM
Information Exposure (CWE-200)
2014-07-16 cve@mitre.org
5.0
CVSS 2.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V14 - Data Protection Data exposure prevention
MITRE ATT&CK

2 techniques across 2 tactics: Collection, Discovery

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

Impact

CVSS score of 5.0 (MEDIUM). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 0.98%.

Exploit ScenarioDerived

A remote attacker could access sensitive data that should not be disclosed 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 1.0% exploitation probability (EPSS)

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AnalysisAI

Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway (formerly Access Gateway Enterprise Edition) before 9.3-62.4 and 10.x before 10.1-126.12 allows attackers to obtain. Rated medium severity (CVSS 5.0), 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. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.

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 Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway (formerly Access Gateway Enterprise Edition) before 9.3-62.4 and 10.x before 10.1-126.12 allows attackers to obtain sensitive information via vectors related to a cookie. Affected products include: Citrix Netscaler Access Gateway Firmware, Citrix Netscaler Access Gateway, Citrix Netscaler Application Delivery Controller Firmware, Citrix Netscaler Application Delivery Controller. Version information: before 9.3.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
None
Availability
None

DescriptionCVE.org

Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway (formerly Access Gateway Enterprise Edition) before 9.3-62.4 and 10.x before 10.1-126.12 allows attackers to obtain sensitive information via vectors related to a cookie.

Threat Intelligence Overview

EPSS Score
1.0%
Top 23% 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 MEDIUM
CISA KEV No
Public POC No
EPSS 1.0%
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

26
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +25
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:o:citrix:netscaler_access_gateway_firmware:9.3:*:*:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_access_gateway_firmware:10.1:*:*:*:*:*:*:*
cpe:2.3:h:citrix:netscaler_access_gateway:-:-:enterprise:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:9.3:*:*:*:*:*:*:*
cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:10.1:*:*:*:*:*:*:*
cpe:2.3:h:citrix:netscaler_application_delivery_controller:-:*:*:*:*:*:*:*
CVE-2023-3519 CRITICAL POC
9.8 Jul 19

Citrix NetScaler ADC and Gateway contain an unauthenticated remote code execution vulnerability exploited massively in s

CVE-2023-4966 HIGH POC
7.5 Oct 10

Sensitive information disclosure in Citrix NetScaler ADC and NetScaler Gateway - widely known as 'Citrix Bleed' - allows

CVE-2025-5777 CRITICAL POC
9.3 Jun 17

Memory overread in Citrix NetScaler ADC and NetScaler Gateway (versions before 14.1-43.56 and 13.1-58.32) lets remote un

CVE-2026-19490 CRITICAL POC
9.3 Aug 19

Unauthenticated information disclosure in Citrix NetScaler ADC and NetScaler Gateway (versions 14.1 before 73.32 and 13.

CVE-2025-6543 CRITICAL POC
9.8 Jun 25

Citrix NetScaler ADC and Gateway contain a memory overflow vulnerability (CVE-2025-6543, CVSS 9.8) leading to unintended

CVE-2026-8452 HIGH POC
8.8 Jun 30

Denial of service and memory corruption in Citrix NetScaler ADC and NetScaler Gateway allows remote unauthenticated atta

CVE-2026-8451 HIGH POC
8.8 Jun 30

Memory overread in Citrix NetScaler ADC and NetScaler Gateway lets remote attackers read out-of-bounds memory when the a

CVE-2025-5349 HIGH POC
8.8 Jun 17

Improper access control vulnerability in NetScaler ADC and NetScaler Gateway management interfaces that allows unauthent

CVE-2023-4967 HIGH POC
7.5 Oct 27

Denial of Service in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CV

CVE-2014-2881 CRITICAL
10.0 May 01

Unspecified vulnerability in the Diffie-Hellman key agreement implementation in the management GUI Java applet in Citrix

CVE-2014-2882 CRITICAL
10.0 May 01

Unspecified vulnerability in the management GUI in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler

CVE-2026-8655 HIGH
8.8 Jun 30

Denial of service in Citrix NetScaler ADC and NetScaler Gateway stems from multiple memory overflow conditions that prod

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