CVE-2026-3437
Improper Memory Buffer Restriction in Portwell Toolkit Enables Privilege Escalation
Publication date: 2026-03-03
Last updated on: 2026-03-05
Assigner: ICS-CERT
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| portwell | engineering_toolkits | 4.8.2 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-119 | The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an Improper Restriction of Operations within the Bounds of a Memory Buffer in Portwell Engineering Toolkits version 4.8.2. It allows a local authenticated attacker to read and write to arbitrary memory through the Portwell Engineering Toolkits driver.
Exploiting this vulnerability could lead to escalation of privileges or cause a denial-of-service condition.
How can this vulnerability impact me? :
If exploited, this vulnerability can allow an attacker with local authenticated access to escalate their privileges on the affected system.
Additionally, it could cause a denial-of-service condition, potentially disrupting normal operations.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
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What immediate steps should I take to mitigate this vulnerability?
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