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ubuntuUbuntuUSN-3746-1
HistoryAug 20, 2018 - 12:00 a.m.

APT vulnerability

2018-08-2000:00:00
ubuntu.com
52

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

5.8

Confidence

High

EPSS

0.002

Percentile

55.6%

Releases

  • Ubuntu 18.04 ESM

Packages

  • apt - Advanced front-end for dpkg

Details

It was discovered that APT incorrectly handled the mirror method
(mirror://). If a remote attacker were able to perform a machine-in-the-middle
attack, this flaw could potentially be used to install altered packages in
environments configured to use mirror:// entries.

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

5.8

Confidence

High

EPSS

0.002

Percentile

55.6%