CVE-2023-6549
Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
-
*SSVC
Descriptions
Improper Restriction of Operations within the Bounds of a Memory Buffer in NetScaler ADC and NetScaler Gateway allows Unauthenticated Denial of Service and Out-Of-Bounds Memory Read
La restricción inadecuada de las operaciones dentro de los límites de un búfer de memoria en NetScaler ADC y NetScaler Gateway permite una denegación de servicio no autenticada
Citrix NetScaler ADC and NetScaler Gateway contain a buffer overflow vulnerability that allows for a denial-of-service when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-12-06 CVE Reserved
- 2024-01-17 CVE Published
- 2024-01-17 Exploited in Wild
- 2024-02-07 KEV Due Date
- 2024-06-29 EPSS Updated
- 2024-08-02 CVE Updated
- ---------- First Exploit
CWE
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
References (1)
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Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Citrix Search vendor "Citrix" | Netscaler Application Delivery Controller Search vendor "Citrix" for product "Netscaler Application Delivery Controller" | >= 12.1 < 12.1-55.302 Search vendor "Citrix" for product "Netscaler Application Delivery Controller" and version " >= 12.1 < 12.1-55.302" | fips |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Application Delivery Controller Search vendor "Citrix" for product "Netscaler Application Delivery Controller" | >= 12.1 < 12.1-55.302 Search vendor "Citrix" for product "Netscaler Application Delivery Controller" and version " >= 12.1 < 12.1-55.302" | ndcpp |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Application Delivery Controller Search vendor "Citrix" for product "Netscaler Application Delivery Controller" | >= 13.0 < 13.0-92.21 Search vendor "Citrix" for product "Netscaler Application Delivery Controller" and version " >= 13.0 < 13.0-92.21" | - |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Application Delivery Controller Search vendor "Citrix" for product "Netscaler Application Delivery Controller" | >= 13.1 < 13.1-37.176 Search vendor "Citrix" for product "Netscaler Application Delivery Controller" and version " >= 13.1 < 13.1-37.176" | fips |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Application Delivery Controller Search vendor "Citrix" for product "Netscaler Application Delivery Controller" | >= 13.1 < 13.1-51.15 Search vendor "Citrix" for product "Netscaler Application Delivery Controller" and version " >= 13.1 < 13.1-51.15" | - |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Application Delivery Controller Search vendor "Citrix" for product "Netscaler Application Delivery Controller" | >= 14.1 < 14.1-12.35 Search vendor "Citrix" for product "Netscaler Application Delivery Controller" and version " >= 14.1 < 14.1-12.35" | - |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Gateway Search vendor "Citrix" for product "Netscaler Gateway" | >= 13.0 < 13.0-92.21 Search vendor "Citrix" for product "Netscaler Gateway" and version " >= 13.0 < 13.0-92.21" | - |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Gateway Search vendor "Citrix" for product "Netscaler Gateway" | >= 13.1 < 13.1-51.15 Search vendor "Citrix" for product "Netscaler Gateway" and version " >= 13.1 < 13.1-51.15" | - |
Affected
| ||||||
| Citrix Search vendor "Citrix" | Netscaler Gateway Search vendor "Citrix" for product "Netscaler Gateway" | >= 14.1 < 14.1-12.35 Search vendor "Citrix" for product "Netscaler Gateway" and version " >= 14.1 < 14.1-12.35" | - |
Affected
| ||||||