A Stack-based Buffer Overflow vulnerability in the srxpfe process of Juniper Networks Junos OS on SRX Series allows an unauthenticated network attacker to execute code as root or cause a denial of service via a crafted packet received on a configured GRE tunnel.
History

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
First Time appeared Juniper Networks
Juniper Networks junos Os
Vendors & Products Juniper Networks
Juniper Networks junos Os

Wed, 14 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 14 Oct 2026 17:15:00 +0000

Type Values Removed Values Added
Description A Stack-based Buffer Overflow vulnerability in the srxpfe process of Juniper Networks Junos OS on SRX Series allows an unauthenticated network attacker to execute code as root or cause a denial of service via a crafted packet received on a configured GRE tunnel.
Title Junos OS: SRX Series: An attacker causes remote code execution and denial of service when a GRE tunnel is configured
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M'}


cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published: 2026-10-14T16:58:58.356Z

Updated: 2026-10-15T03:57:06.628Z

Reserved: 2026-03-23T19:46:13.672Z

Link: CVE-2026-33792

cve-icon Vulnrichment

Updated: 2026-10-14T19:04:16.123Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-14T17:18:27.933

Modified: 2026-10-15T16:24:19.073

Link: CVE-2026-33792

cve-icon Redhat

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