CVE-2010-3780

Dovecot: Busy master process, receiving a lot of SIGCHLD signals rapidly while logging, could die

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Dovecot v1.2.x anterior a v1.2.15 permite a usuarios autenticados remotamente provocar una denegación de servicio (interrupción del proceso maestro) mediante la desconexión simultanea de varias sesiones (1) IMAP o (2) POP3

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2010-10-06 CVE Reserved
2010-10-06 CVE Published
2024-08-07 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (9)

URL	Tag	Source
http://secunia.com/advisories/43220	Third Party Advisory
http://www.vupen.com/english/advisories/2010/2840	Vdb Entry
http://www.vupen.com/english/advisories/2011/0301	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.dovecot.org/list/dovecot/2010-October/053450.html	2011-08-27
http://www.mandriva.com/security/advisories?name=MDVSA-2010:217	2011-08-27
http://www.redhat.com/support/errata/RHSA-2011-0600.html	2011-08-27
http://www.ubuntu.com/usn/USN-1059-1	2011-08-27
https://access.redhat.com/security/cve/CVE-2010-3780	2011-05-19
https://bugzilla.redhat.com/show_bug.cgi?id=641276	2011-05-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.0 Search vendor "Dovecot" for product "Dovecot" and version "1.2.0"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.1 Search vendor "Dovecot" for product "Dovecot" and version "1.2.1"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.2 Search vendor "Dovecot" for product "Dovecot" and version "1.2.2"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.3 Search vendor "Dovecot" for product "Dovecot" and version "1.2.3"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.4 Search vendor "Dovecot" for product "Dovecot" and version "1.2.4"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.5 Search vendor "Dovecot" for product "Dovecot" and version "1.2.5"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.6 Search vendor "Dovecot" for product "Dovecot" and version "1.2.6"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.7 Search vendor "Dovecot" for product "Dovecot" and version "1.2.7"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.8 Search vendor "Dovecot" for product "Dovecot" and version "1.2.8"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.9 Search vendor "Dovecot" for product "Dovecot" and version "1.2.9"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.10 Search vendor "Dovecot" for product "Dovecot" and version "1.2.10"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.11 Search vendor "Dovecot" for product "Dovecot" and version "1.2.11"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.12 Search vendor "Dovecot" for product "Dovecot" and version "1.2.12"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.13 Search vendor "Dovecot" for product "Dovecot" and version "1.2.13"		-		Affected
Dovecot Search vendor "Dovecot"		Dovecot Search vendor "Dovecot" for product "Dovecot"				1.2.14 Search vendor "Dovecot" for product "Dovecot" and version "1.2.14"		-		Affected