Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Multiple buffer overflows in Asterisk Open Source 1.4.x before 1.4.18.1 and 1.4.19-rc3, Open Source 1.6.x before 1.6.0-beta6, Business Edition C.x.x before C.1.6.1, AsteriskNOW 1.0.x before 1.0.2, Appliance Developer Kit before 1.4 revision 109386, and s800i 1.1.x before 1.1.0.2 allow remote attackers to (1) write a zero to an arbitrary memory location via a large RTP payload number, related to the ast_rtp_unset_m_type function in main/rtp.c; or (2) write certain integers to an arbitrary memory location via a large number of RTP payloads, related to the process_sdp function in channels/chan_sip.c.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Asterisk RTP Codec负载处理多个溢出漏洞
Vulnerability Description
Asterisk是开放源码的软件PBX，支持各种VoIP协议和设备。 Asterisk在处理带有畸形数据的请求时存在漏洞，如果在INVITE消息的SDP负载中发送了无效的RTP负载类型号的话，就会导致写入无效的内存位置，允许攻击者控制某些部分的内存。 无效的内存写入发生在process_line()(channels/chan_sip.c文件5275行)所调用的ast_rtp_unset_m_type()(main/rtp.c文件1655行)。ast_rtp_unset_mt_type()没有验证pt，而
CVSS Information
N/A
Vulnerability Type
N/A