CVE-2007-5639

N/A

Published: October 23, 2007 at 05:00 PM UTC

Updated: June 16, 2026 at 10:46 PM UTC

15 products affected across 1 vendorMobile Voice Client 2050IP Softphone 2050Wlan Handset 6140

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

N/A

Exploit prediction

EPSS 2%

Description

The 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

IP Softphone 2050 · Nortel

95%

All versions

nortel-ip-audio-conference-phone-2033 (environment) · nortel-ip-phone-1110 (environment) · nortel-ip-phone-1120e (environment) · nortel-ip-phone-1140e (environment) · nortel-ip-phone-1150e (environment) · nortel-ip-phone-2001 (environment) · nortel-ip-phone-2002 (environment) · nortel-ip-phone-2004 (environment) · nortel-wlan-handset-2210 (environment) · nortel-wlan-handset-2211 (environment) · nortel-wlan-handset-2212 (environment) · nortel-wlan-handset-6120 (environment) · nortel-wlan-handset-6140 (environment)

Mobile Voice Client 2050 · Nortel

95%

All versions

Ip Audio Conference Phone 2033 · Norteldevice

80%

All versions

Ip Phone 1110 · Norteldevice

80%

All versions

Ip Phone 1120E · Norteldevice

80%

All versions