CVE-2007-5639

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Summary

CVECVE-2007-5639
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2007-10-23 17:46:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe Nortel UNIStim IP Softphone 2050, IP Phone 1140E, and other Nortel IP Phone, Mobile Voice Client, and WLAN Handsets products allow remote attackers to cause a denial of service (device hang) via a flood of Mute and UnMute messages that have a spoofed source IP address for the Signaling Server.

Risk And Classification

Primary CVSS: v2.0 7.1 from [email protected]

AV:N/AC:M/Au:N/C:N/I:N/A:C

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:N/AC:M/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Nortel Ip Audio Conference Phone 2033 All All All All
Hardware Nortel Ip Phone 1110 All All All All
Hardware Nortel Ip Phone 1120e All All All All
Hardware Nortel Ip Phone 1140e All All All All
Hardware Nortel Ip Phone 1150e All All All All
Hardware Nortel Ip Phone 2001 All All All All
Hardware Nortel Ip Phone 2002 All All All All
Hardware Nortel Ip Phone 2004 All All All All
Application Nortel Ip Softphone 2050 All All All All
Application Nortel Mobile Voice Client 2050 All All All All
Hardware Nortel Wlan Handset 2210 All All All All
Hardware Nortel Wlan Handset 2211 All All All All
Hardware Nortel Wlan Handset 2212 All All All All
Hardware Nortel Wlan Handset 6120 All All All All
Hardware Nortel Wlan Handset 6140 All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Nortel IP Phones UNIStim Messages Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Patch
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Nortel: Technical Support: Potential DoS Vulnerability - IP Phone Freeze to Offline State af854a3a-2127-422b-91ae-364da2661108 support.nortel.com Patch
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
CXSecurity - IDS af854a3a-2127-422b-91ae-364da2661108 securityreason.com
404 - Compass Security AG af854a3a-2127-422b-91ae-364da2661108 www.csnc.ch Exploit
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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