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CVE-2008-4999

Published: Nov 7, 2008Updated: Apr 23, 2026 Sources: CVE List NVDCWE-20
NVD MITRE
7.8CVSSHIGH
EPSS Score
3.8%
Top 11.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

Nortel Networks UNIStim IP Phone 0604DAS allows remote attackers to cause a denial of service (crash) via a long ping packet ("ping of death"). NOTE: this issue could not be reproduced by a third party, who tested it on 0604DAD. In addition, the original researcher was not able to reliably reproduce the issue.

CVSS Vector Breakdown

AV:NAC:LAu:NC:NI:NA:C
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:CAvailability
Complete
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Weaknesses

CWE-20

Affected Products

n/an/a
unistim ip phonenortel
On-prem
Networking Infrastructure / vpn-gateway
nortelcommercialCANetworking Infrastructureaka contivity, mobile voice client 2050, business communications manager

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/40993
exchange.xforce.ibmcloud.com
http://securityreason.com/securityalert/4568
securityreason.com
http://www.securityfocus.com/archive/1/488803/100/100/threaded
securityfocus.com
and 3 more references View all →

Timeline

Published
Nov 7, 2008
Last Updated
Apr 23, 2026

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