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CVE-2005-1618

MediumPublished

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...

Published: May 16, 2005
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: May 13, 2005

Primary CVSS

5.0/ 10Medium

nvd · CVSS 2.0

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

EPSS probability estimate

3.2%

Low · next 30 days

Percentile: 87.4%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

Yahoo! Messenger 5.x/6.0 - URL Handler Remote Denial of ServiceExploit
Torseq Tech · windows · May 13, 2005

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