A Stack-based Buffer Overflow vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause a denial of service or execute arbitrary code with root privileges via LLDP traffic received on an interface with Unified Access Policy enabled.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://supportportal.juniper.net/JSA112187 |
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History
Sat, 17 Oct 2026 00:45:00 +0000
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| First Time appeared |
Juniper Networks
Juniper Networks junos Os Juniper Networks junos Os Evolved |
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| Vendors & Products |
Juniper Networks
Juniper Networks junos Os Juniper Networks junos Os Evolved |
Fri, 16 Oct 2026 15:30:00 +0000
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| Metrics |
ssvc
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Wed, 14 Oct 2026 17:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A Stack-based Buffer Overflow vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause a denial of service or execute arbitrary code with root privileges via LLDP traffic received on an interface with Unified Access Policy enabled. | |
| Title | Junos OS and Junos OS Evolved: An attacker causes l2cpd crash or root code execution when Unified Access Policy is enabled | |
| Weaknesses | CWE-121 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: juniper
Published: 2026-10-14T16:53:24.749Z
Updated: 2026-10-16T14:18:51.669Z
Reserved: 2026-09-28T17:35:40.522Z
Link: CVE-2026-102049
Updated: 2026-10-16T14:18:09.335Z
Status : Awaiting Analysis
Published: 2026-10-14T17:17:59.560
Modified: 2026-10-16T15:17:00.873
Link: CVE-2026-102049
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