CVE-2007-5017

Yahoo Messenger 8.1.0.421 - Path Traversal and Arbitrary File Write via CYFT ActiveX GetFile Method

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-5017. PoCs published by shinnai.

AI-analyzed exploit summary This exploit leverages a vulnerable `GetFile()` method in Yahoo! Messenger's `ft60.dll` to arbitrarily download files to a user's system. The PoC uses VBScript to trigger the download via an ActiveX object, demonstrating a remote file download vulnerability.

Description

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 full pathname in the second argument to the GetFile method.

Exploits (1)

exploitdb WORKING POC VERIFIED
by shinnai · htmlremotewindows
https://www.exploit-db.com/exploits/4428

This exploit leverages a vulnerable `GetFile()` method in Yahoo! Messenger's `ft60.dll` to arbitrarily download files to a user's system. The PoC uses VBScript to trigger the download via an ActiveX object, demonstrating a remote file download vulnerability.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Yahoo! Messenger 8.1.0.421
No auth needed
Prerequisites: Internet Explorer with ActiveX enabled · User interaction (clicking a button)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/4428
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/36694
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/38296
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/25727
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1018715

Scores

EPSS 0.0255
EPSS Percentile 82.9%

Details

CWE
CWE-22
Status published
Products (1)
yahoo/messenger 8.1.0.421
Published Sep 20, 2007
Tracked Since Feb 18, 2026