A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a… (CVE-2026-86128)
A NULL pointer dereference vulnerability exists in Fireware OS's NetFlow packet-processing feature. This flaw allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet. The vulnerability is identified as CVE-2026-86128 and is categorized as high severity. No affected versions or patch information are provided. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-86128 is a vulnerability in Fireware OS's NetFlow packet-processing feature where a NULL pointer dereference can be triggered remotely without authentication. An attacker can cause a denial of service condition by sending a specially crafted IPv6 packet to the affected system. The vulnerability is confirmed published but lacks detailed version or patch information.
Potential Impact
Successful exploitation results in a denial of service condition, disrupting normal operation of Fireware OS devices processing NetFlow packets. The attack requires no privileges or user interaction and can be performed remotely over the network. There is no indication of code execution or data compromise from the provided data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided at this time.
A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a… (CVE-2026-86128)
Description
A NULL pointer dereference vulnerability exists in Fireware OS's NetFlow packet-processing feature. This flaw allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet. The vulnerability is identified as CVE-2026-86128 and is categorized as high severity. No affected versions or patch information are provided. There are no known exploits in the wild at this time.
CVSS v4.0
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-86128 is a vulnerability in Fireware OS's NetFlow packet-processing feature where a NULL pointer dereference can be triggered remotely without authentication. An attacker can cause a denial of service condition by sending a specially crafted IPv6 packet to the affected system. The vulnerability is confirmed published but lacks detailed version or patch information.
Potential Impact
Successful exploitation results in a denial of service condition, disrupting normal operation of Fireware OS devices processing NetFlow packets. The attack requires no privileges or user interaction and can be performed remotely over the network. There is no indication of code execution or data compromise from the provided data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided at this time.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-pch3-5p8f-436q
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-86128"]
- Database Specific Severity
- HIGH
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6abc5d3f680226ef6899ba3e
Added to database: 09/30/2026, 00:52:15 UTC
Last enriched: 09/30/2026, 01:21:26 UTC
Last updated: 09/30/2026, 02:20:41 UTC
Views: 5
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