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ubuntuUbuntuUSN-4323-1
HistoryApr 07, 2020 - 12:00 a.m.

Firefox vulnerabilities

2020-04-0700:00:00
ubuntu.com
73

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

Low

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.003 Low

EPSS

Percentile

69.4%

Releases

  • Ubuntu 19.10
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • firefox - Mozilla Open Source web browser

Details

Multiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information, or execute arbitrary code. (CVE-2020-6821, CVE-2020-6822,
CVE-2020-6824, CVE-2020-6825, CVE-2020-6826)

It was discovered that extensions could obtain auth codes from OAuth login
flows in some circumstances. If a user were tricked in to installing a
specially crafted extension, an attacker could potentially exploit this to
obtain access to the user’s account. (CVE-2020-6823)

OSVersionArchitecturePackageVersionFilename
Ubuntu19.10noarchfirefox< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-dbg< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-dev< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-geckodriver< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-locale-af< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-locale-an< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-locale-ar< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-locale-as< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-locale-ast< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Ubuntu19.10noarchfirefox-locale-az< 75.0+build3-0ubuntu0.19.10.1UNKNOWN
Rows per page:
1-10 of 2931

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

Low

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.003 Low

EPSS

Percentile

69.4%