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ubuntuUbuntuUSN-4593-1
HistoryOct 20, 2020 - 12:00 a.m.

FreeType vulnerability

2020-10-2000:00:00
ubuntu.com
60
freetype vulnerability
ubuntu 20.04 lts
ubuntu 18.04 esm
ubuntu 16.04 esm
font engine library
remote attackers
execute arbitrary code.

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

7.9

Confidence

High

EPSS

0.029

Percentile

90.9%

Releases

  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • freetype - FreeType 2 is a font engine library

Details

Sergei Glazunov discovered that FreeType did not correctly handle certain
malformed font files. If a user were tricked into using a specially crafted
font file, a remote attacker could cause FreeType to crash or possibly
execute arbitrary code with user privileges.

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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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

7.9

Confidence

High

EPSS

0.029

Percentile

90.9%