Vulnerability Name:

CCN-15937

Published:2004-04-22
Updated:2004-04-22
Summary:Yahoo! Messenger is vulnerable to a denial of service, caused by a vulnerability in the yinsthelper.dll. The COM objects, YInstStarter.1, and YSearchSetting2, are registered by yinsthelper.dll. A remote attacker can supply a long string to the AppId, DesktopIcon or Test property of the object or to the Start2 or the Set function of the object to cause Yahoo! Messenger to crash.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: Full-Disclosure Mailing List, Thu Apr 22 2004 - 05:11:37 CDT
Yahoo! Messenger 5.6 - Multiple Remote Crashes(yinsthelper.dll)

Source: CCN
Type: Yahoo! Messenger Web site
Yahoo! Messenger

Source: CCN
Type: BID-10199
Yahoo! Messenger YInsthelper.DLL Multiple Buffer Overflow Vulnerabilities

Source: XF
Type: UNKNOWN
yahoo-messenger-yinsthelper-dos(15937)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:yahoo:messenger:5.6:*:*:*:*:*:*:*
  • OR cpe:/a:yahoo:messenger:5.6.0.1347:*:*:*:*:*:*:*
  • OR cpe:/a:yahoo:messenger:5.6.0.1351:*:*:*:*:*:*:*
  • OR cpe:/a:yahoo:messenger:5.6.0.1355:*:*:*:*:*:*:*
  • OR cpe:/a:yahoo:messenger:5.6.0.1356:*:*:*:*:*:*:*
  • OR cpe:/a:yahoo:messenger:5.6.0.1358:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    yahoo messenger 5.6
    yahoo messenger 5.6.0.1347
    yahoo messenger 5.6.0.1351
    yahoo messenger 5.6.0.1355
    yahoo messenger 5.6.0.1356
    yahoo messenger 5.6.0.1358