AOL Instant Messenger aim:AddBuddy buffer overflow could be used to crash the program

aim-addbuddy-bo (9058) The risk level is classified as LowLow Risk

Description:

AOL Instant Messenger (AIM) is vulnerable to a denial of service attack, caused by a buffer overflow in the handling of aim:AddBuddy hyperlinks. By sending a message containing an overly long aim:AddBuddy hyperlink, a remote attacker could overflow a buffer and cause the victim's AIM client to crash, if the hyperlink is clicked.

Note: It is unknown whether this vulnerability could be used to execute arbitrary code on the system.


Consequences:

Denial of Service

Remedy:

No remedy available as of August 1, 2014.

References:

  • BugTraq Mailing List, Wed May 08 2002 - 18:01:26 CDT: Hole in AOL Instant Messenger.
  • BID-4709: AOL Instant Messenger AddBuddy Hyperlink Vulnerability
  • CVE-2002-0785: AOL Instant Messenger (AIM) allows remote attackers to cause a denial of service (crash) via an AddBuddy link with the ScreenName parameter set to a large number of comma-separated values, possibly triggering a buffer overflow.
  • OSVDB ID: 5109: AOL Instant Messenger (AIM) AddBuddy Link Long ScreenName Parameter Overflow DoS
  • US-CERT VU#259435: AOL Instant Messenger vulnerable to buffer overflow via crafted addbuddy URI sent in message

Platforms Affected:

  • AOL AOL Instant Messenger

Reported:

May 08, 2002

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