CVE-2025-5462
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-08-12
Last updated on: 2025-09-23
Assigner: ivanti
Description
Description
A heap-based buffer overflow in Ivanti Connect Secure before 22.7R2.8 or 22.8R2, Ivanti Policy Secure before 22.7R1.5, Ivanti ZTA Gateway before 22.8R2.3-723 and Ivanti Neurons for Secure Access before 22.8R1.4 (Fix deployed on 02-Aug-2025) allows a remote unauthenticated attacker to trigger a denial of service.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| ivanti | connect_secure | to 22.7 (exc) |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | connect_secure | 22.7 |
| ivanti | policy_secure | to 22.7 (exc) |
| ivanti | policy_secure | 22.7 |
| ivanti | policy_secure | 22.7 |
| ivanti | policy_secure | 22.7 |
| ivanti | policy_secure | 22.7 |
| ivanti | policy_secure | 22.7 |
| ivanti | policy_secure | 22.7 |
| ivanti | zero_trust_access_gateway | 22.8 |
| ivanti | neurons_for_secure_access | to 22.8 (exc) |
| ivanti | neurons_for_secure_access | 22.8 |
| ivanti | neurons_for_secure_access | 22.8 |
| ivanti | neurons_for_secure_access | 22.8 |
| ivanti | neurons_for_secure_access | 22.8 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a heap-based buffer overflow in certain versions of Ivanti Connect Secure, Ivanti Policy Secure, Ivanti ZTA Gateway, and Ivanti Neurons for Secure Access. It allows a remote unauthenticated attacker to cause a denial of service by triggering the overflow.
How can this vulnerability impact me? :
The vulnerability can impact you by allowing a remote unauthenticated attacker to cause a denial of service, potentially disrupting the availability of the affected Ivanti products.
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