Heap-based Buffer Overflow in Ivanti Connect Secure, Policy Secure and ZTA Gateway
CVE-2025-5462

7.5HIGH

Key Information:

Vendor

Ivanti
Status
Connect Secure
Policy Secure
Zta Gateway
Neurons For Secure Access
Vendor
CVE Published:
12 August 2025

What is CVE-2025-5462?

A heap-based buffer overflow vulnerability has been identified in various Ivanti products, including Ivanti Connect Secure, Ivanti Policy Secure, and Ivanti ZTA Gateway. This flaw allows a remote unauthenticated attacker to exploit the affected systems, potentially leading to a denial of service condition. A fix was deployed on August 2, 2025, marking an important update for users to secure their systems.

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Deploy the Patch

Affected Version(s)

Connect Secure 22.7R2.8

Neurons for Secure Access 22.8R1.4 (Fix deployed on 02-Aug-2025)

Policy Secure 22.7R1.5

References

https://forums.ivanti.com/s/article/August-Security-Advis...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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