Vulnerabilities

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…

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…

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…

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.

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 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.

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…

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…

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 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.

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.

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.

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…

Unspecified vulnerability in the Chat Room functionality in Yahoo! Messenger 8.1.0.239 and earlier allows remote attackers to cause a denial of service via unspecified vectors.

Multiple cross-site scripting (XSS) vulnerabilities in the Contact Details functionality in Yahoo! Messenger 8.1.0.209 and earlier allow user-assisted remote attackers to inject arbitrary web script or HTML via a javascr…

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.

Unspecified vulnerability in Yahoo! Messenger (Service 18) before 8.1.0.195 allows remote attackers to cause a denial of service (NULL dereference and application crash) via a crafted room name in a Conference Invite.

Yahoo! Messenger for WAP permits saving messages that contain JavaScript, which allows user-assisted remote attackers to inject arbitrary web script or HTML via a URL at the online service.

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.

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.

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

The Logfile feature in Yahoo! Messenger 5.x through 6.0 can be activated by a YMSGR: URL and writes all output to a single ypager.log file, even when there are multiple users, and does not properly warn later users that…

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…

Buffer overflow in Yahoo! Messenger 5.6 allows remote attackers to cause a denial of service (crash) via a file send request (sendfile) with a large number of "%" (percent) characters after the Yahoo ID.

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