CVE-2025-22457IvantiFirewall and VPNApril 4, 2025

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

Critical 9Actively exploitedUsed by ransomware

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.

What to do

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

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Details

Vendor
Ivanti
Product
Ivanti Connect Secure, Policy Secure, ZTA Gateways
CVE
CVE-2025-22457
Affected versions
Connect Secure 22.7: all versions up to 22.7R2.5 — fixed in 22.7R2.6
Policy Secure 22.7: all versions up to 22.7R1.3 — fixed in 22.7R1.4
ZTA Gateways 22.8: all versions up to 22.8R2.1 — fixed in 22.8R2.2 (from the advisory and NVD; check the exact builds in the official advisory)
CVSS score
9
Actively exploited
Yes, listed in the CISA Known Exploited Vulnerabilities catalog
CISA due date
April 11, 2025 (deadline for US federal agencies: a good benchmark for you too)
Source
CISA KEV – original advisory
Published
April 4, 2025

The description and the recommended action are quoted from the public advisory; severity, exploitation status and affected versions are compiled automatically from public sources and may contain errors. The vendor's original advisory prevails: check it before taking action. This information is provided without warranty and does not replace a professional assessment.

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