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kasperskyKaspersky LabKLA12157
HistoryMar 08, 2021 - 12:00 a.m.

KLA12157 SB vulnerability in Mozilla Thunderbird

2021-03-0800:00:00
Kaspersky Lab
threats.kaspersky.com
18

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

7.5 High

AI Score

Confidence

High

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

64.3%

Detect date:

03/08/2021

Severity:

Warning

Description:

A security bypass vulnerability was found in Mozilla Thunderbird. Malicious users can exploit this vulnerability to obtain sensitive information, bypass security restrictions.

Affected products:

Mozilla Thunderbird earlier than 78.8.1

Solution:

Update to the latest version
Download Thunderbird

Original advisories:

MFSA2021-17

Impacts:

OSI

Related products:

Mozilla Thunderbird

CVE-IDS:

CVE-2021-299507.5Critical

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

7.5 High

AI Score

Confidence

High

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

64.3%