Vulnerability Information
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Vulnerability Title
Kamailio Configuration File cfg.lex sr_push_yy_state use after free
Vulnerability Description
A vulnerability was detected in Kamailio 5.5. The affected element is the function sr_push_yy_state of the file src/core/cfg.lex of the component Configuration File Handler. The manipulation results in use after free. The attack must be initiated from a local position. The exploit is now public and may be used. The real existence of this vulnerability is still doubted at the moment. This attack requires manipulating config files which might not be a realistic scenario in many cases. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Vulnerability Type
释放后使用
Vulnerability Title
Kamailio 资源管理错误漏洞
Vulnerability Description
Kamailio是Kamailio开源的一个 SIP 信令服务器的开源实现。 Kamailio 5.5版本存在资源管理错误漏洞，该漏洞源于文件src/core/cfg.lex中函数sr_push_yy_state存在释放后重用问题。
CVSS Information
N/A
Vulnerability Type
N/A