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ubuntuUbuntuUSN-3928-1
HistoryApr 01, 2019 - 12:00 a.m.

Dovecot vulnerability

2019-04-0100:00:00
ubuntu.com
99

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8 High

AI Score

Confidence

High

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

0.0004 Low

EPSS

Percentile

9.6%

Releases

  • Ubuntu 18.10
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • dovecot - IMAP and POP3 email server

Details

It was discovered that Dovecot incorrectly handled reading certain headers
from the index. A local attacker could possibly use this issue to escalate
privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.10noarchdovecot-core< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-auth-lua< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-auth-lua-dbgsym< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-core-dbgsym< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-dev< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-gssapi< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-gssapi-dbgsym< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-imapd< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-imapd-dbgsym< 1:2.3.2.1-1ubuntu3.2UNKNOWN
Ubuntu18.10noarchdovecot-ldap< 1:2.3.2.1-1ubuntu3.2UNKNOWN
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7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8 High

AI Score

Confidence

High

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

0.0004 Low

EPSS

Percentile

9.6%