Stack-based Buffer Overflow Vulnerability in Junos OS on MX Series by Juniper Networks
CVE-2026-102182

9.3CRITICAL

Key Information:

Vendor

Juniper Networks
Status
Junos Os
Vendor
CVE Published:
14 October 2026

Badges

👾 Exploit Exists

What is CVE-2026-102182?

A stack-based buffer overflow vulnerability exists in the kmd component of Juniper Networks' Junos OS on MX Series. This flaw allows an unauthenticated network attacker to potentially execute arbitrary code with root privileges by sending specially crafted IKE certificate-based packets. It is crucial for users to ensure that their systems are updated to prevent exploitation of this vulnerability.

Affected Version(s)

Junos OS MX Series 0 < 23.2R2-S7.7

Junos OS MX Series 23.4 < 23.4R2-S8.13

Junos OS MX Series 24.2 < 24.2R2-S5.5

References

https://supportportal.juniper.net/JSA112196
vendor-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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