CVE-2025-5456

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-5456
A buffer over-read vulnerability in Ivanti Connect Secure before 22.7R2.8 or 22.8R2, Ivanti Policy Secure before 22.7R1.5, Ivanti ZTA Gateway before 2.8R2.3-723 and Ivanti Neurons for Secure Access before 22.8R1.4 (Fix deployed on 02-Aug-2025) allows a remote unauthenticated attacker to trigger a denial of service. CWE-125

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://forums.ivanti.com/s/article/August-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-Multiple-CVEs?language=en_US Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:ivanti:connect_secure:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:-:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.4:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.5:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.4:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.5:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.6:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.7:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:ivanti:policy_secure:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:-:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.4:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:ivanti:zero_trust_access_gateway:22.8:r2.2:*:*:*:*:*:*

Configuration 4 (hide)

OR cpe:2.3:a:ivanti:neurons_for_secure_access:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.3:*:*:*:*:*:*
History

23 Sep 2025, 18:24

Type Values Removed Values Added
First Time Ivanti neurons For Secure Access
Ivanti connect Secure
Ivanti
Ivanti policy Secure
Ivanti zero Trust Access Gateway
CPE cpe:2.3:a:ivanti:connect_secure:22.7:r2.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.6:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.5:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.5:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.4:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.7:*:*:*:*:*:*
cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:-:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.4:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.3:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r1.1:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:zero_trust_access_gateway:22.8:r2.2:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:r1:*:*:*:*:*:*
cpe:2.3:a:ivanti:connect_secure:22.7:r2.4:*:*:*:*:*:*
cpe:2.3:a:ivanti:policy_secure:22.7:-:*:*:*:*:*:*
References () https://forums.ivanti.com/s/article/August-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-Multiple-CVEs?language=en_US - () https://forums.ivanti.com/s/article/August-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-Multiple-CVEs?language=en_US - Vendor Advisory

13 Aug 2025, 17:34

Type Values Removed Values Added
Summary
  • (es) Una vulnerabilidad de sobrelectura de búfer en Ivanti Connect Secure (versión anterior a 22.7R2.8 o 22.8R2), Ivanti Policy Secure (versión anterior a 22.7R1.5), Ivanti ZTA Gateway (versión anterior a 2.8R2.3-723) y Ivanti Neurons for Secure Access (versión anterior a 22.8R1.4) (solución implementada el 2 de agosto de 2025) permite que un atacante remoto no autenticado active una denegación de servicio. CWE-125

12 Aug 2025, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-08-12 15:15

Updated : 2025-09-23 18:24

NVD link : CVE-2025-5456

Mitre link : CVE-2025-5456

CVE.ORG link : CVE-2025-5456

JSON object : View

Products Affected

ivanti

  • policy_secure
  • zero_trust_access_gateway
  • connect_secure
  • neurons_for_secure_access
CWE
CWE-125

Out-of-bounds Read