CVE-2026-12223

A vulnerability was identified in Yealink SIP-T46U 108.86.0.118. Affected by this vulnerability is the function mod_webd.TFTPUploadIperf of the file /api/inner/tftpuploadiperf of the component Web FastCGI Service. The manipulation of the argument ip/port leads to command injection. The attack needs to be initiated within the local network. The exploit is publicly available and might be used. Upgrading to version 108.87.0.23 addresses this issue. Upgrading the affected component is recommended. The vendor explains: "It has been fixed (...) for our technical support branch. However, please note that this specific support branch firmware is not publicly released yet."

CVSS v3 5.5 MEDIUM
CVSS v2.0 5.2 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.2^/10

CVSS v2.0 : MEDIUM

Vector : AV:A/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 5.1 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://cdn2.v50to.cc/T46U/T46U_mod_webd_TFTPUploadIperf_system_exec.zip
https://vuldb.com/cve/CVE-2026-12223
https://vuldb.com/submit/834603
https://vuldb.com/vuln/370866
https://vuldb.com/vuln/370866/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-06-15 06:16

Updated : 2026-07-24 19:10

NVD link : CVE-2026-12223

Mitre link : CVE-2026-12223

CVE.ORG link : CVE-2026-12223

JSON object : View

Products Affected

No product.

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

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Affected by this vulnerability is the function mod_webd.TFTPUploadIperf of the file /api/inner/tftpuploadiperf of the component Web FastCGI Service. The manipulation of the argument ip/port leads to command injection. The attack needs to be initiated within the local network. The exploit is publicly available and might be used. Upgrading to version 108.87.0.23 addresses this issue. Upgrading the affected component is recommended. The vendor explains: \"It has been fixed (...) for our technical support branch. However, please note that this specific support branch firmware is not publicly released yet.\""}, {"lang": "es", "value": "Una vulnerabilidad fue identificada en Yealink SIP-T46U 108.86.0.118. Afectada por esta vulnerabilidad es la funci\u00f3n mod_webd.TFTPUploadIperf del archivo /api/inner/tftpuploadiperf del componente Web FastCGI Service. La manipulaci\u00f3n del argumento ip/puerto lleva a inyecci\u00f3n de comandos. El ataque necesita ser iniciado dentro de la red local. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser usado. El proveedor fue contactado tempranamente sobre esta divulgaci\u00f3n pero no respondi\u00f3 de ninguna manera."}], "lastModified": "2026-07-24T19:10:00.160", "sourceIdentifier": "cna@vuldb.com"}