CVE-2025-52952
BaseFortify
Publication date: 2025-07-11
Last updated on: 2025-07-15
Assigner: Juniper Networks, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| juniper | junos | 22.4 |
| juniper | junos | 22.2r3-s1 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an Out-of-bounds Write in the connectivity fault management (CFM) daemon of Juniper Networks Junos OS on MX Series devices with certain line cards. An unauthenticated attacker adjacent to the device can send a specially crafted malformed packet that causes the device's FPC (Flexible PIC Concentrator) to crash and restart, leading to a Denial of Service (DoS).
How can this vulnerability impact me? :
The impact of this vulnerability is a Denial of Service (DoS) condition on affected Juniper MX Series devices. The device's FPC will crash and restart repeatedly when processing the malformed packets, potentially disrupting network operations and availability.