CVE-2008-2551

The DownloaderActiveX Control (DownloaderActiveX.ocx) in Icona SpA C6 Messenger 1.0.0.1 allows...

9.3 HighPublic exploit

The DownloaderActiveX Control (DownloaderActiveX.ocx) in Icona SpA C6 Messenger 1.0.0.1 allows remote attackers to force the download and execution of arbitrary files via a URL in the propDownloadUrl parameter with the propPostDownloadAction parameter set to "run."

Exploit likelihood

46.9%Down 33.2 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2008-2551
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-264
Updated: 2026-11-02

CVE List No score

Record: CVE-2008-2551
Updated: 2026-11-02

EUVDEUVD-2008-2546 No score

Record: EUVD-2008-2546
Updated: 2026-11-03

GitHub AdvisoriesGHSA-cw37-7g3c-9hc9 No score

The DownloaderActiveX Control (DownloaderActiveX.ocx) in Icona SpA C6 Messenger 1.0.0.1 allows...

Record: GHSA-cw37-7g3c-9hc9
Updated: 2026-11-02

Affected products

icona instant messenger

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Icona SpA C6 Messenger - DownloaderActiveX Control Arbitrary File Download and Execute (Metasploit)	2012-02-02
Exploit-DB	C6 Messenger - ActiveX Remote Download and Execute	2008-06-03
Metasploit	Icona SpA C6 Messenger DownloaderActiveX Control Arbitrary File Download and Execute	2008-06-03

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2008-2551 is a high vulnerability (CVSS 9.3) in Icona Instant Messenger, published June 4, 2008. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 46.9%, the 98th percentile. No source names a fixed version.