Medium severity4.9NVD Advisory· Published Mar 18, 2026· Updated Jun 17, 2026

CVE-2026-22318

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Phoenixcontact/FL NAT 2208cpe-rescue2 versions
0.0.0+ 1 more
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
Phoenixcontact/FL NAT 2304-2GC-2SFPcpe-rescue2 versions
0.0.0+ 1 more
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
Phoenixcontact/FL SWITCHcpe-rescue34 versions
0.0.0+ 33 more
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
Phoenixcontact/Fl Switch 2204 2tc 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2206 2fx Sm Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2206 2fx Sm St Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2206 2fx St Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2206 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2206 2sfx Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2206c 2fx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2207 Fx Sm Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2212 2tc 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2214 2fx Sm Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2214 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2214 2sfx Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2303 8sp1cpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2306 2sfp Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2306 2sfp Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2312 2gc 2sfp Firmwarecpe-rescue2 versions
0.0.0+ 1 more
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
Phoenixcontact/Fl Switch 2314 2sfp Firmwarecpe-rescue2 versions
0.0.0+ 1 more
- (no CPE)range: 0.0.0
- (no CPE)range: 0.0.0
Phoenixcontact/Fl Switch 2314 2sfp Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2404 2tc 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2406 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2406 2sfx Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2412 2tc 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2414 2sfx Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2414 2sfx Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2504 2gc 2sfp Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2506 2sfp Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2506 2sfp Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2506 2sfp\/k1 Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2512 2gc 2sfp Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2514 2sfp Firmwarecpe-rescue
Range: 0.0.0
Phoenixcontact/Fl Switch 2514 2sfp Pn Firmwarecpe-rescue
Range: 0.0.0
Phoenix Contact/FL SWITCH 5916-8GC-4SFP+v5
Range: 0.0.0
Phoenix Contact/FL SWITCH 5916SFP-8GC-4SFP+v5
Range: 0.0.0
Phoenix Contact/FL SWITCH 5924-4GCv5
Range: 0.0.0
Phoenix Contact/FL SWITCH 5924-4SFP+v5
Range: 0.0.0
Phoenix Contact/FL SWITCH 5924SFP-4GCv5
Range: 0.0.0
Phoenixcontact/Fl Switch 2316 Firmwarecpe-rescue
Range: 0.0.0

cvss	0.319
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

CVE-2026-22318

Description

AI Insight

Affected products

Patches

Vulnerability mechanics

References

News mentions