漏洞信息
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Vulnerability Title
Yealink SIP-T46U Firmware Chunk Upload upgrade sprintf stack-based overflow
Vulnerability Description
A vulnerability was found in Yealink SIP-T46U 108.86.0.118. This impacts the function sprintf of the file /api/upgrade/upgrade of the component Firmware Chunk Upload Handler. Performing a manipulation of the argument uid/start_offset results in stack-based buffer overflow. The attack needs to be approached within the local network. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vulnerability Type
栈缓冲区溢出
Vulnerability Title
yealink sip-t46u 缓冲区错误漏洞
Vulnerability Description
sip-t46u是中国Yealink公司的一款IP电话终端设备。 Yealink SIP-T46U 108.86.0.108版本存在缓冲区错误漏洞,该漏洞源于组件Firmware Chunk Upload Handler的文件/api/upgrade/upgrade中sprintf函数对参数uid/start_offset的操作,导致缓冲区溢出。
CVSS Information
N/A
Vulnerability Type
N/A