CVE-2007-5591

HIGH 7.8CVE-2007-5591 · Published 19/10/2007 · updated 16/06/2026

In short

CVE-2007-5591 is a HIGH (CVSS 7.8) vulnerability affecting voip-core-cs (nortel).
Chance of exploitation in the next 30 days (EPSS): 2.3%, higher than 83.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
voip-core-cs nortel	`= 1000e= 1000m= 1000s`	No fix yet

Description

The CS1000 signaling server in Nortel Enterprise VoIP-Core-CS 1000M Chassis/Cabinet, Enterprise VoIP-Core-CS 1000E and 1000S, Meridian-Core-Option 11C Chassis and Cabinet, and Meridian-Core-Option 51C, 61C, and 81C allows remote attackers to cause a denial of service (telephony application outage) via a flood of packets to Embedded LAN (ELAN) ports.

References

osvdb.org/41799
secunia.com/advisories/27282 · Vendor Advisory
support.nortel.com/go/main.jsp
csnc.ch/static/advisory/csnc/nortel_telephony_server_denial_of_service_v1.0.txt
securityfocus.com/archive/1/482484/100/0/threaded
securityfocus.com/bid/26113
vupen.com/english/advisories/2007/3536 · Vendor Advisory
www116.nortel.com/pub/repository/CLARIFY/DOCUMENT/2007/42/022871-01.pdf
exchange.xforce.ibmcloud.com/vulnerabilities/37252

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