CVE-2007-4521
First published: Tue Aug 28 2007(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Asterisk | =1.4.5 | |
| Asterisk | =1.4.6 | |
| Asterisk | =1.4.7 | |
| Asterisk | =1.4.8 | |
| Asterisk | =1.4.9 | |
| Asterisk | =1.4.10 | |
| Asterisk | =1.4.11 |
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Reference Links
- http://downloads.digium.com/pub/asa/AST-2007-021.html
- http://www.securityfocus.com/bid/25438
- http://www.securitytracker.com/id?1018606
- http://secunia.com/advisories/26601
- http://secunia.com/advisories/26602
- http://securityreason.com/securityalert/3065
- http://www.vupen.com/english/advisories/2007/2978
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36261
- http://www.securityfocus.com/archive/1/477729/100/0/threaded
Frequently Asked Questions
What is the severity of CVE-2007-4521?
CVE-2007-4521 is classified as a denial of service vulnerability.
How do I fix CVE-2007-4521?
To mitigate CVE-2007-4521, upgrade Asterisk to version 1.4.12 or later.
Which versions of Asterisk are affected by CVE-2007-4521?
CVE-2007-4521 affects Asterisk versions 1.4.5 through 1.4.11.
What happens if I don't address CVE-2007-4521?
Failure to address CVE-2007-4521 may allow remote attackers to crash the voicemail service.
Who is impacted by CVE-2007-4521?
Organizations using Asterisk versions 1.4.5 to 1.4.11 with IMAP voicemail storage are impacted by CVE-2007-4521.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/weakness
- agent/severity
- agent/last-modified-date
- agent/references
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-historical
- vendor/asterisk
- canonical/asterisk
- version/asterisk/1.4.5
- version/asterisk/1.4.6
- version/asterisk/1.4.7
- version/asterisk/1.4.8
- version/asterisk/1.4.9
- version/asterisk/1.4.10
- version/asterisk/1.4.11