Design/Logic Flaw

2020-08-1018:15:00

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6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.3 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

68.4%

JSON

By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a cross-origin redirect. This applied only to content that can be parsed as script. This vulnerability affects Firefox < 79, Firefox ESR < 68.11, Firefox ESR < 78.1, Thunderbird < 68.11, and Thunderbird < 78.1.

CPENameOperatorVersion
ubuntu_linuxeq18.04
ubuntu_linuxeq20.04
ubuntu_linuxeq16.04
firefoxlt79.0
firefox_esrlt68.11
firefox_esrge78.0
firefox_esrlt78.1
thunderbirdlt68.11
thunderbirdge78.0
thunderbirdlt78.1

Name	Operator	Version
ubuntu_linux	eq	18.04
ubuntu_linux	eq	20.04
ubuntu_linux	eq	16.04
firefox	lt	79.0
firefox_esr	lt	68.11
firefox_esr	ge	78.0
firefox_esr	lt	78.1
thunderbird	lt	68.11
thunderbird	ge	78.0
thunderbird	lt	78.1