Vulnerabilities > CVE-2007-4521 - Remote Denial of Service vulnerability in Asterisk Malformed MIME Body

047910
CVSS 5.0 - MEDIUM
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
PARTIAL
network
low complexity
asterisk
NVD
Published: 2007-08-28
Updated: 2018-10-15

Summary

Asterisk Open Source 1.4.5 through 1.4.11, when configured to use an IMAP voicemail storage backend, allows remote attackers to cause a denial of service via an e-mail with an "invalid/corrupted" MIME body, which triggers a crash when the recipient listens to voicemail.

Vulnerable Configurations

Part Description Count
Application
Asterisk
7

Seebug

bulletinFamilyexploit
descriptionBUGTRAQ ID: 25438 CVE(CAN) ID: CVE-2007-4521 Asterisk是开放源码的软件PBX，支持各种VoIP协议和设备。 Asterisk在处理畸形格式的MIME数据时存在漏洞，远程攻击者可能利用此漏洞导致设备不可用。 如果将Asterisk配置为使用IMAP做为其语音邮件的后端存储的话，则发送给用户的带有畸形MIME体的邮件会导致用户在使用电话听取语音邮件时Asterisk出现崩溃。 Asterisk Asterisk 1.4.5 - 1.4.11 目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： <a href="http://lists.digium.com/pipermail/asterisk-commits/2007-August/015743.html%7C" target="_blank">http://lists.digium.com/pipermail/asterisk-commits/2007-August/015743.html%7C</a>
idSSV:2179
last seen2017-11-19
modified2007-08-29
published2007-08-29
reporterRoot
titleAsterisk畸形MIME体远程拒绝服务漏洞

References