Stack-based Buffer Overflow in Ivanti Connect Secure and Ivanti Policy Secure
CVE-2025-5451

4.9MEDIUM

Key Information:

Vendor

Ivanti
Status
Connect Secure
Policy Secure
Vendor
CVE Published:
8 July 2025

What is CVE-2025-5451?

A stack-based buffer overflow vulnerability exists in Ivanti Connect Secure and Ivanti Policy Secure prior to specified versions. This flaw can be exploited by a remote authenticated attacker with administrative privileges, allowing them to trigger a denial of service, which could disrupt connectivity and operations.

Affected Version(s)

Connect Secure 22.7R2.8

Policy Secure 22.7R1.5

References

https://forums.ivanti.com/s/article/July-Security-Advisor...

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-5451 : Stack-based Buffer Overflow in Ivanti Connect Secure and Ivanti Policy Secure