Vulnerability CVE-2007-4521
Published: 2007-08-27   Modified: 2012-02-12

Description:
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.

See advisories in our WLB2 database:
Topic
Author
Date
Low
Crash from invalid/corrupted MIME bodies when using voicemail with IMAP storage
Mark Michelson
28.08.2007

Type:

CWE-Other

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Asterisk -> Asterisk 

 References:
http://downloads.digium.com/pub/asa/AST-2007-021.html
http://securityreason.com/securityalert/3065
http://www.securityfocus.com/archive/1/477729/100/0/threaded
http://www.securityfocus.com/bid/25438
http://www.securitytracker.com/id?1018606
http://www.vupen.com/english/advisories/2007/2978
https://exchange.xforce.ibmcloud.com/vulnerabilities/36261
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