CVE-2026-22318

MEDIUM

Stack-Based Buffer Overflow in File Transfer Parameter Handling

Title source: cna
STIX 2.1

Description

A stack-based buffer overflow vulnerability in the device's file transfer parameter workflow allows a high-privileged attacker to send oversized POST parameters, causing memory corruption in an internal process, resulting in a DoS attack.

References (1)

Core 1

Scores

CVSS v3 4.9
EPSS 0.0034
EPSS Percentile 25.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-121
Status published
Products (50)
Phoenix Contact/FL NAT 2008 0.0.0 - 3.53
Phoenix Contact/FL NAT 2208 0.0.0 - 3.53
Phoenix Contact/FL NAT 2304-2GC-2SFP 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2005 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2008 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2008F 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2016 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2105 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2108 0.0.0 - 3.53
Phoenix Contact/FL SWITCH 2116 0.0.0 - 3.53
... and 40 more
Published Mar 18, 2026
Tracked Since Mar 18, 2026