Overview
Ivanti Connect Secure, Policy Secure, and ZTA Gateways contains a stack-based buffer overflow vulnerability that allows a remote unauthenticated attacker to achieve remote code execution.
CISA Mitigation Instructions: https://www.cisa.gov/cisa-mitigation-instructions-cve-2025-22457 ; Additional References: https://forums.ivanti.com/s/article/April-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-22457 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22457
Key Details
| Property | Value |
|---|---|
| CVE ID | CVE-2025-22457 |
| Vendor / Product | Ivanti — Connect Secure, Policy Secure, and ZTA Gateways |
| NVD Published | 2025-04-03 |
| NVD Last Modified | 2025-10-24 |
| CVSS 3.1 Score | 9 |
| CVSS 3.1 Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
| Severity | CRITICAL |
| CWE | CWE-121 |
| CISA KEV Added | 2025-04-04 |
| CISA KEV Deadline | 2025-04-11 |
| Known Ransomware Use | ⚠️ Yes |
CVSS 3.1 Breakdown
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Required Action
CISA BOD 22-01 Deadline: 2025-04-11.
Apply mitigations as set forth in the CISA instructions linked below.
Timeline
| Date | Event |
|---|---|
| 2025-04-04 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2025-04-11 | CISA BOD 22-01 remediation deadline |
References
| Resource | Type |
|---|---|
| NVD — CVE-2025-22457 | Vulnerability Database |
| CISA KEV Catalog Entry | US Government |