CVE-2007-4521
Publication date 28 August 2007
Last updated 17 July 2025
Ubuntu priority
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.