CVE-2007-0431

HIGH 7.8CVE-2007-0431 · Published 23/01/2007 · updated 16/06/2026

In short

CVE-2007-0431 is a HIGH (CVSS 7.8) vulnerability affecting fritzbox (avm).
Chance of exploitation in the next 30 days (EPSS): 2.4%, higher than 84.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
fritzbox avm	`= 7050`	No fix yet

Description

AVM Fritz!Box 7050, and possibly other product models, allows remote attackers to cause a denial of service (VoIP application crash) via a zero-length UDP packet to the SIP port (port 5060).

References

ftp.avm.de/fritz.box/fritzbox.fon_wlan_7050/firmware/info.txt
archives.neohapsis.com/archives/fulldisclosure/2007-01/0387.html
mazzoo.de/blog/2007/01/18
osvdb.org/32940
secunia.com/advisories/23868
securityfocus.com/archive/1/457406/100/0/threaded
securityfocus.com/archive/1/457829/100/0/threaded
securityfocus.com/bid/22130
vupen.com/english/advisories/2007/0272
exchange.xforce.ibmcloud.com/vulnerabilities/31633

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