Vulnerability Report

CVE-2005-1618

Title: Yahoo! Messenger YMSGR URL handler crafted packet DoS

DoS

Proof Of Concept

PoC Available for CVE-2005-1618

CWE Category NVD-CWE-noinfo

Published Date May 16, 2005

Modified Date Jun 16, 2026

Exploit Status Available

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

3.16%

Vulnerability Summary

CVE-2005-1618: 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), which causes Messenger to send a corrupted packet to the server, which triggers a disconnect from the server.

Impacted Vendors

yahoo 1

relatedcode 1

Reference Links

http://marc.info/?l=bugtraq&m=111601904204055&w=2 http://www.osvdb.org/16816 http://www.securityfocus.com/bid/13626 http://marc.info/?l=bugtraq&m=111601904204055&w=2 http://www.osvdb.org/16816 http://www.securityfocus.com/bid/13626

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-2005-1618 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/25658

View Code

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2025 MODIFIED

Vulnerability data or affected products updated.

May 16, 2005 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.