Vulnerability Report

CVE-2006-5563

Title: Yahoo Messenger Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2006-5563.

CWE Category NVD-CWE-noinfo

Published Date Oct 27, 2006

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

1.72%

Vulnerability Summary

CVE-2006-5563: 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. NOTE: the provenance of this information is unknown; the details are obtained from third party information.

Impacted Vendors

yahoo 1

relatedcode 1

Reference Links

http://archives.neohapsis.com/archives/fulldisclosure/2006-10/0518.html http://archives.neohapsis.com/archives/fulldisclosure/2006-10/0566.html http://secunia.com/advisories/22510 http://www.securityfocus.com/archive/1/449667/100/0/threaded http://www.securityfocus.com/bid/20625 http://www.vupen.com/english/advisories/2006/4193 http://archives.neohapsis.com/archives/fulldisclosure/2006-10/0518.html http://archives.neohapsis.com/archives/fulldisclosure/2006-10/0566.html http://secunia.com/advisories/22510 http://www.securityfocus.com/archive/1/449667/100/0/threaded http://www.securityfocus.com/bid/20625 http://www.vupen.com/english/advisories/2006/4193

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2006-5563 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 23, 2026 MODIFIED

Vulnerability data updated via NVD.

April 09, 2025 MODIFIED

Vulnerability data or affected products updated.

October 27, 2006 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Stack

No specific products linked.