Yahoo! Messenger could allow an attacker to spoof usernames
|yahoo-messenger-username-spoof (8267)||Low Risk|
Yahoo! Messenger could allow a remote attacker to send messages using a spoofed username. This could allow an attacker to pose as other Yahoo! Messenger users or flood a recipient with messages without being identified.
Upgrade to the latest version of Yahoo! Messenger (5.0 Build 1065 or later), available from the Yahoo! Messenger Web site. See References.
- BugTraq Mailing List, Thu Feb 21 2002 - 11:03:57 CST: Remote crashes in Yahoo messenger.
- CERT Advisory CA-2002-16: Multiple Vulnerabilities in Yahoo! Messenger.
- Yahoo! Messenger Web site: Download Yahoo! Messenger.
- BID-4164: Yahoo! Instant Messenger Spoofed Username Vulnerability
- CVE-2002-0321: Yahoo! Messenger 5.0 allows remote attackers to spoof other users by modifying the username and using the spoofed username for social engineering or denial of service (flooding) attacks.
- OSVDB ID: 6868: Yahoo! Messenger Username Spoofing
- US-CERT VU#952875: Yahoo! Messenger is vulnerable to DoS via multiple messages from spoofed names
- Yahoo Messenger 5.0
Feb 21, 2002
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