CVE-2017-15130

2018-02-2800:00:00

ubuntu.com

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.007

Percentile

79.8%

JSON

A denial of service flaw was found in dovecot before 2.2.34. An attacker
able to generate random SNI server names could exploit TLS SNI
configuration lookups, leading to excessive memory usage and the process to
restart.

Notes

Author	Note
mdeslaur	affects 2.2.0 - 2.2.33, 2.3.0

OSVersionArchitecturePackageVersionFilename
ubuntu17.10noarchdovecot< 1:2.2.27-3ubuntu1.3UNKNOWN
ubuntu14.04noarchdovecot< 1:2.2.9-1ubuntu2.4UNKNOWN
ubuntu16.04noarchdovecot< 1:2.2.22-1ubuntu2.7UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	17.10	noarch	dovecot	< 1:2.2.27-3ubuntu1.3	UNKNOWN
ubuntu	14.04	noarch	dovecot	< 1:2.2.9-1ubuntu2.4	UNKNOWN
ubuntu	16.04	noarch	dovecot	< 1:2.2.22-1ubuntu2.7	UNKNOWN