CVE-2026-85028

Creation of Temporary File in Directory with Insecure Permissions in AWS FPGA Development Kit

Published Sep 3, 2026 CVSS 4.0 · 7.3 High EPSS < 1% KEV · Not listed
Description
Creation of a temporary file in a directory with insecure permissions in the FPGA management tool installation component in AWS FPGA Development Kit (aws-fpga) before 2.3.4 might allow local users to execute arbitrary code with root privileges via crafted shell content placed at a predictable path in a world-writable temporary directory, which the installation step reads after elevating its own privileges.



To remediate this issue, users should upgrade to version 2.3.4.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Creation of a temporary file in a directory with insecure permissions in the FPGA management tool installation component in AWS FPGA Development Kit (aws-fpga) before 2.3.4 might allow local users to execute arbitrary code with root privileges via crafted shell content placed at a predictable path in a world-writable temporary directory, which the installation step reads after elevating its own privileges. To remediate this issue, users should upgrade to version 2.3.4.
Title Creation of Temporary File in Directory with Insecure Permissions in AWS FPGA Development Kit
First Time appeared Aws
Aws aws-fpga
Weaknesses CWE-379
CPEs cpe:2.3:a:aws:aws-fpga:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws aws-fpga
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Sep 3, 2026, 6:28 PM
Reserved
Sep 2, 2026, 8:02 PM
Status
Awaiting Analysis
Published
Sep 3, 2026, 7:17 PM
Modified
Sep 8, 2026, 2:00 PM