A Heap-based Buffer Overflow vulnerability in the VXLAN Gateway Daemon (vgd) of Juniper Networks Junos OS allows a malicious or compromised SDN-controller to cause a complete outage of the OVSDB control plane and possibly remote code execution.
Metrics
Affected Vendors & Products
References
| Link | Providers |
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| https://supportportal.juniper.net/JSA112188 |
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History
Fri, 23 Oct 2026 00:45:00 +0000
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| First Time appeared |
Juniper Networks
Juniper Networks junos Os |
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| Vendors & Products |
Juniper Networks
Juniper Networks junos Os |
Thu, 15 Oct 2026 05:30:00 +0000
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ssvc
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Wed, 14 Oct 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
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| Description | A Heap-based Buffer Overflow vulnerability in the VXLAN Gateway Daemon (vgd) of Juniper Networks Junos OS allows a malicious or compromised SDN-controller to cause a complete outage of the OVSDB control plane and possibly remote code execution. | |
| Title | Junos OS: A crafted OVSDB message crashes vgd and allows remote code execution | |
| Weaknesses | CWE-122 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: juniper
Published: 2026-10-14T16:16:02.937Z
Updated: 2026-10-15T03:57:20.000Z
Reserved: 2026-10-01T16:12:05.397Z
Link: CVE-2026-103994
Updated: 2026-10-14T20:39:50.031Z
Status : Awaiting Analysis
Published: 2026-10-14T17:18:13.613
Modified: 2026-10-15T16:24:19.073
Link: CVE-2026-103994
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