CVE-2007-4521

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.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 2.15% Top 20%

Vendor Advisory secunia.com Vendor Advisory secunia.com

Affected: n/a n/a

References

Link	Tags
http://secunia.com/advisories/26601	third party advisory vendor advisory
http://www.securitytracker.com/id?1018606	vdb entry
http://downloads.digium.com/pub/asa/AST-2007-021.html
http://www.securityfocus.com/archive/1/477729/100/0/threaded	mailing list
http://secunia.com/advisories/26602	third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/36261	vdb entry
http://www.vupen.com/english/advisories/2007/2978	vdb entry
http://www.securityfocus.com/bid/25438	vdb entry
http://securityreason.com/securityalert/3065	third party advisory

Frequently Asked Questions

What is the severity of CVE-2007-4521?: CVE-2007-4521 has been scored as a medium severity vulnerability.
How to fix CVE-2007-4521?: To fix CVE-2007-4521, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-4521 being actively exploited in the wild?: It is possible that CVE-2007-4521 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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