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ubuntucveUbuntu.comUB:CVE-2020-15665
HistoryAug 26, 2020 - 12:00 a.m.

CVE-2020-15665

2020-08-2600:00:00
ubuntu.com
ubuntu.com
10

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

44.2%

Firefox did not reset the address bar after the beforeunload dialog was
shown if the user chose to remain on the page. This could have resulted in
an incorrect URL being shown when used in conjunction with other unexpected
browser behaviors. This vulnerability affects Firefox < 80.

Notes

Author Note
tyhicks mozjs contains a copy of the SpiderMonkey JavaScript engine
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfirefox< 80.0+build2-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchfirefox< 80.0+build2-0ubuntu0.20.04.1UNKNOWN
ubuntu20.10noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu21.04noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu21.10noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu22.04noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu22.10noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu23.04noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu23.10noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
ubuntu24.04noarchfirefox< 80.0.1+build1-0ubuntu1UNKNOWN
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4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

44.2%