CVE-2026-22316

A remote attacker with user privileges for the webUI can use the setting of the TFTP Filename with a POST Request to trigger a stack-based Buffer Overflow, resulting in a DoS attack.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://certvde.com/de/advisories/VDE-2025-104

Configurations

No configuration.

History

17 Jun 2026, 10:19

Type	Values Removed	Values Added
Summary		(es) Un atacante remoto con privilegios de usuario para la webUI puede usar la configuración del nombre de archivo TFTP con una solicitud POST para desencadenar un desbordamiento de búfer basado en pila, lo que resulta en un ataque de DoS.

18 Mar 2026, 08:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-18 08:16

Updated : 2026-06-17 10:19

NVD link : CVE-2026-22316

Mitre link : CVE-2026-22316

CVE.ORG link : CVE-2026-22316

JSON object : View

Products Affected

No product.

CWE

CWE-121

Stack-based Buffer Overflow

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"defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 2316/K1", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 2506-2SFP/K1", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 2508/K1", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH TSN 2316", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH TSN 2312-2GC-2SFP", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH TSN 2314-2SFP", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 5924-4GC", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 5916-8GC-4SFP+", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 5924SFP-4GC", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 5924-4SFP+", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "FL SWITCH 5916SFP-8GC-4SFP+", "versions": [{"status": "affected", "version": "0.0.0", "lessThan": "3.53", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-03-18T08:16:27.070", "references": [{"url": "https://certvde.com/de/advisories/VDE-2025-104", "source": "info@cert.vde.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "info@cert.vde.com", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "A remote attacker with user privileges for the webUI can use the setting of the TFTP Filename with a POST Request to trigger a stack-based Buffer Overflow, resulting in a DoS attack."}, {"lang": "es", "value": "Un atacante remoto con privilegios de usuario para la webUI puede usar la configuraci\u00f3n del nombre de archivo TFTP con una solicitud POST para desencadenar un desbordamiento de b\u00fafer basado en pila, lo que resulta en un ataque de DoS."}], "lastModified": "2026-06-17T10:19:42.180", "sourceIdentifier": "info@cert.vde.com"}