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7.5

Cisco Unity server lets remote attackers read or change email

CVE-2004-1322 · published 21 years ago
Summary

Cisco Unity versions 2, 3 and 4 that work with Microsoft Exchange contain built-in usernames and passwords. Because of these default credentials, someone on the network can log in without permission, view incoming or outgoing email, and alter the system's settings. Update the system with the latest security patch or change the default credentials immediately to prevent unauthorized access.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
cisco unity_server 2.0
2.1
2.2
2.3
2.4
2.46
3.0
3.1
3.2
3.3
4.0
cpe:2.3:h:cisco:unity_server:2.0:*:*:*:*:*:*:*
Original advisory text
Cisco Unity 2.x, 3.x, and 4.x, when integrated with Microsoft Exchange, has several hard coded usernames and passwords, which allows remote attackers to gain unauthorized access and change configur...
Cisco Unity 2.x, 3.x, and 4.x, when integrated with Microsoft Exchange, has several hard coded usernames and passwords, which allows remote attackers to gain unauthorized access and change configuration settings or read outgoing or incoming e-mail messages.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.5 High
Exploitation
2% chance of attack within 30 days
Timeline
Published15 Dec 2004
Updated29 Oct 2026
First seen29 Sep 2026
Sources
CVE-2004-1322 · NVD
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