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ubuntuUbuntuUSN-4687-1
HistoryJan 08, 2021 - 12:00 a.m.

Firefox vulnerability

2021-01-0800:00:00
ubuntu.com
134

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

51.4%

JSON

Releases

  • Ubuntu 20.10
  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • firefox - Mozilla Open Source web browser

Details

A use-after-free was discovered in Firefox when handling SCTP packets.
An attacker could potentially exploit this to cause a denial of service,
or execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.10noarchfirefox< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-dbg< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-dev< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-geckodriver< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-locale-af< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-locale-an< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-locale-ar< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-locale-as< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-locale-ast< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Ubuntu20.10noarchfirefox-locale-az< 84.0.2+build1-0ubuntu0.20.10.1UNKNOWN
Rows per page:
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8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

51.4%

JSON
Related for USN-4687-1
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