CVE-2025-22457 Known ransomware use

Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability

Ivanti — Connect Secure, Policy Secure, and ZTA Gateways

Added to KEV catalog: 4 April 2025
Federal remediation due date: 11 April 2025
Weakness classification (CWE): CWE-121

CISA Description

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.

Required action

Apply mitigations as set forth in the CISA instructions linked below.

Notes

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

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