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Buffer overflow in the Yahoo! Webcam Upload ActiveX control in ywcupl.dll 2.0.1.4 for Yahoo! Messenger 8.1.0.249 allows remote attackers to execute arbitrary code via a long server property value to the send method.

Buffer overflow in a certain ActiveX control in YVerInfo.dll before 2007.8.27.1 in the Yahoo! services suite for Yahoo! Messenger before 8.1.0.419 allows remote attackers to execute arbitrary code via unspecified vectors…

Buffer overflow in the Yahoo! Webcam Viewer ActiveX control in ywcvwr.dll 2.0.1.4 for Yahoo! Messenger 8.1.0.249 allows remote attackers to execute arbitrary code via a long server property value to the receive method.

Heap-based buffer overflow in Kakadu kdu_v32m.dll in Yahoo! Messenger 8.1.0.413 allows remote attackers to cause a denial of service (application crash) via a certain length field in JPEG2000 data, as demonstrated by sen…

Stack-based buffer overflow in the createAndJoinConference function in the AudioConf ActiveX control (yacscom.dll) in Yahoo! Messenger before 20070313 allows remote attackers to execute arbitrary code via long (1) socksH…

Multiple stack-based buffer overflows in Yahoo! Messenger 11.5.0.228 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the (1) shortcut or (2) title keys in a…

Buffer overflow in the YMMAPI.YMailAttach ActiveX control (ymmapi.dll) before 2005.1.1.4 in Yahoo! Messenger allows remote attackers to execute arbitrary code via a crafted HTML document.

Buffer overflow in Yahoo! Messenger 5.0 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long (1) message or (2) IMvironment field.

Buffer overflow in Yahoo! Messenger 8.1 allows user-assisted remote authenticated users to execute arbitrary code via a long e-mail address in an address book entry.

Buffer overflow in Yahoo! Messenger allows remote attackers to execute arbitrary code via the offline mode.

Buffer overflow in Yahoo! Messenger before February 2002 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long set_buddygrp field.

Buffer overflow in Yahoo Instant Messenger 5.6.0.1351 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long filename in the download feature.

Yahoo! Messenger 5,0,0,1064 and earlier allows remote attackers to execute arbitrary script as other users via the addview parameter of a ymsgr URI.

Yahoo! Messenger 4.0 sends user passwords in cleartext, which could allow remote attackers to gain privileges of other users via sniffing.

Yahoo! Messenger before February 2002 allows remote attackers to add arbitrary users to another user's buddy list and possibly obtain sensitive information.

Buffer overflow in Yahoo! Messenger 8.1 allows user-assisted remote authenticated users, who are listed in an address book, to execute arbitrary code via unspecified vectors, aka ZD-00000005.

The YMSGR URL handler in Yahoo! Messenger 5.x through 6.0 allows remote attackers to cause a denial of service (disconnect) via a room login or a room join request packet with a third : (colon) and an & (ampersand), whic…

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.

Buffer overflows in Yahoo! Messenger 5,0,0,1064 and earlier allows remote attackers to execute arbitrary code via a ymsgr URI with long arguments to (1) call, (2) sendim, (3) getimv, (4) chat, (5) addview, or (6) addfrie…

An ActiveX control in YahooBridgeLib.dll for Yahoo! Messenger 9.0.0.2162, and possibly other 9.0 versions, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by calling…

Absolute path traversal vulnerability in a certain ActiveX control in the CYFT object in ft60.dll in Yahoo! Messenger 8.1.0.421 allows remote attackers to force a download, and create or overwrite arbitrary files via a f…

Yahoo! Messenger 7.5.0.814 and 7.0.438 allows remote attackers to cause a denial of service (crash) via messages that contain non-ASCII characters, which triggers the crash in jscript.dll.

The installer in Yahoo! Messenger 4.0, 5.0 and 5.5 does not verify package signatures which could allow remote attackers to install trojan programs via DNS spoofing.

Integer overflow in the CYImage::LoadJPG method in YImage.dll in Yahoo! Messenger before 11.5.0.155, when photo sharing is enabled, might allow remote attackers to execute arbitrary code via a crafted JPG image that trig…

Yahoo! Messenger 8.1.0.209 and 8.1.0.402 allows remote attackers to cause a denial of service (application crash) via certain file-transfer packets, possibly involving a buffer overflow, as demonstrated by ym8bug.exe.