漏洞信息
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Vulnerability Title
Yealink SIP-T33G < 124.87.0.0 Race Condition via Diagnostic File Deletion
Vulnerability Description
Yealink SIP-T33G firmware versions 124.86.x.x prior to 124.87.0.0 contain a race condition vulnerability that allows authenticated attackers to interrupt active diagnostic processes by concurrently deleting output files written to predictable paths under the diagnostic directory. Attackers can trigger a diagnostic operation such as traceroute or ping and simultaneously invoke the file deletion endpoint to terminate the running process, leaving the system in an inconsistent state.
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)