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CVE-2026-33792: CWE-121 Stack-based Buffer Overflow in Juniper Networks Junos OS

0
Critical
VulnerabilityCVE-2026-33792cvecve-2026-33792cwe-121
Published: 10/14/2026 (10/14/2026, 16:58:58 UTC)
Source: CVE Database V5
Vendor/Project: Juniper Networks
Product: Junos OS

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.

CVSS v3.1

Score 9.8critical

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

Juniper Networks

Junos OS

Affected versions
>=0 <23.2R2-S7.7>=23.4 <23.4R2-S8.13>=24.2 <24.2R2-S5.5>=24.4 <24.4R2-S5>=25.2 <25.2R2-S2>=25.4 <25.4R1-S3>=26.2 <26.2R1-S2

Technical Details

Data Version
5.2
Assigner Short Name
juniper
Date Reserved
2026-03-23T19:46:13.672Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6acfb9f02cdf04f6569934a6

Added to database: 10/14/2026, 17:20:48 UTC

Last updated: 10/14/2026, 17:20:48 UTC

Views: 1

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