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ubuntuUbuntuUSN-4110-4
HistoryAug 28, 2019 - 12:00 a.m.

Dovecot regression

2019-08-2800:00:00
ubuntu.com
44

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.9

Confidence

High

EPSS

0.599

Percentile

97.8%

JSON

Releases

  • Ubuntu 14.04 ESM
  • Ubuntu 12.04

Packages

  • dovecot - IMAP and POP3 email server

Details

USN-4110-1 fixed a vulnerability in Dovecot. The update introduced
a regression causing a wrong check. This update fixes the problem for
Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

We apologize for the inconvenience.

Original advisory details:

Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly
handled certain data. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu14.04noarchdovecot-core< 1:2.2.9-1ubuntu2.6+esm2UNKNOWN
Ubuntu14.04noarchdovecot-core< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-core-dbgsym< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-dbg< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-dev< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-dev-dbgsym< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-gssapi< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-gssapi-dbgsym< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-imapd< 1:2.2.9-1ubuntu2.6UNKNOWN
Ubuntu14.04noarchdovecot-imapd-dbgsym< 1:2.2.9-1ubuntu2.6UNKNOWN
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CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.9

Confidence

High

EPSS

0.599

Percentile

97.8%

JSON
Related for USN-4110-4
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