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ubuntucveUbuntu.comUB:CVE-2020-6809
HistoryMar 10, 2020 - 12:00 a.m.

CVE-2020-6809

2020-03-1000:00:00
ubuntu.com
ubuntu.com
9

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

54.4%

JSON

When a Web Extension had the all-urls permission and made a fetch request
with a mode set to ‘same-origin’, it was possible for the Web Extension to
read local files. This vulnerability affects Firefox < 74.

Notes

Author Note
tyhicks mozjs contains a copy of the SpiderMonkey JavaScript engine
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfirefox< 74.0+build3-0ubuntu0.18.04.1UNKNOWN
ubuntu19.10noarchfirefox< 74.0+build3-0ubuntu0.19.10.1UNKNOWN
ubuntu20.04noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu20.10noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu21.04noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu21.10noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu22.04noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu22.10noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu23.04noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
ubuntu23.10noarchfirefox< 74.0+build3-0ubuntu1UNKNOWN
Rows per page:
1-10 of 141

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7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

54.4%

JSON
Related for UB:CVE-2020-6809
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