CVE-2026-102052
Received
Received - Intake
Stack-based Buffer Overflow in Juniper Junos OS DHCPv4 Local-Client
Vulnerability report for CVE-2026-102052, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-10-14
Last updated on: 2026-10-14
Assigner: Juniper Networks, Inc.
Description
Description
A Stack-based Buffer Overflow vulnerability in the jdhcpd process of Juniper Networks Junos OS and Junos OS Evolved platforms allows an adjacent unauthenticated attacker to cause denial of service or execute arbitrary code with root privileges via a malformed DHCPv4 server response when the DHCPv4 local-client feature is used.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| Juniper | Networks | Junos OS 0 |
| Juniper | Networks | Junos OS 23.4 |
| Juniper | Networks | Junos OS 24.2 |
| Juniper | Networks | Junos OS 24.4 |
| Juniper | Networks | Junos OS 25.2 |
| Juniper | Networks | Junos OS 25.4 |
| Juniper | Networks | Junos OS 26.2 |
| Juniper | Networks | Junos OS Evolved 0 |
| Juniper | Networks | Junos OS Evolved 23.4 |
| Juniper | Networks | Junos OS Evolved 24.2 |
| Juniper | Networks | Junos OS Evolved 24.4 |
| Juniper | Networks | Junos OS Evolved 25.2 |
| Juniper | Networks | Junos OS Evolved 25.4 |
| Juniper | Networks | Junos OS Evolved 26.2 |
| Juniper | Networks | Junos OS Evolved 23.4X100 |
| Juniper | Networks | Junos OS Evolved 25.2X100 |
| Juniper | Networks | Junos OS Evolved 25.4X300 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-121 | A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). |
