Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2024-8534

Severity CVSS v4.0:
HIGH
Type:
CWE-119 Buffer Errors
Publication date:
12/11/2024
Last modified:
25/07/2025

Description

Memory safety vulnerability leading to memory corruption and Denial of Service in NetScaler ADC and Gateway if the appliance must be configured as a Gateway (VPN Vserver) with RDP Feature enabled OR the appliance must be configured as a Gateway (VPN Vserver) and RDP Proxy Server Profile is created and set to Gateway (VPN Vserver) OR the appliance must be configured as a Auth Server (AAA Vserver) with RDP Feature enabled

Impact

Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:L CVSS v4.0 Severity and Metrics:

Base Score: 8.40 HIGH
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): Present
Privileges Required (PR): None
User Interaction (UI): None
Confidentiality (VC): Low
Integrity (VI): High
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): Low

Base Score 4.0
8.40
Severity 4.0
HIGH
Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.10
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* 12.1 (including) 12.1-55.321 (excluding)
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:* 12.1 (including) 12.1-55.321 (excluding)
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* 12.1 (including) 13.1-55.34 (excluding)
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* 13.1 (including) 13.1-37.207 (excluding)
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* 14.1 (including) 14.1-29.72 (excluding)
cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:* 12.1 (including) 13.1-55.34 (excluding)
cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:* 14.1 (including) 14.1-29.72 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools