CVE Vulnerability

CVE-2020-12397

By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.mozilla.org/security/advisories/mfsa2020-18/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1617370 Issue Tracking Permissions Required
https://usn.ubuntu.com/4373-1/
https://security.gentoo.org/glsa/202005-03
Configurations

Configuration 1

cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Information

Published : 2020-05-22 07:15

Updated : 2020-06-12 08:15

NVD link : CVE-2020-12397

Mitre link : CVE-2020-12397

Products Affected

Mozilla

Thunderbird

CWE
CWE-346