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kasperskyKaspersky LabKLA20195
HistoryJan 23, 2023 - 12:00 a.m.

KLA20195 SB vulnerability in Mozilla Thunderbird

2023-01-2300:00:00
Kaspersky Lab
threats.kaspersky.com
7
mozilla thunderbird
security bypass
dos
vulnerability
update

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

19.6%

Security vulnerability was found in Mozilla Thunderbird. Malicious users can exploit this vulnerability to bypass security restrictions.

Original advisories

MFSA2023-04

Related products

Mozilla-Thunderbird

CVE list

CVE-2023-0430 high

Solution

Update to the latest version

Download Thunderbird

Impacts

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

  • SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

Affected Products

  • Mozilla Thunderbird earlier than 102.7.1

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

19.6%