CVE Database


Impact: Moderate
Public: 2010-10-06
Bugzilla: 641276: CVE-2010-3780 Dovecot: Busy master process, receiving a lot of SIGCHLD signals rapidly while logging, could die


The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2010-3780 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 4.0
Base Metrics: AV:N/AC:L/Au:S/C:N/I:N/A:P/
Access Vector: Network
Access Complexity: Low
Authentication: Single Instance
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 6 (dovecot) RHSA-2011:0600 May 19, 2011

External References

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For clarification or corrections please contact the Red Hat Security Response Team.