Spoofing attack in Mozilla Thunderbird - CVE-2020-12397
Published: May 6, 2020
Vulnerability identifier: #VU27572
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-12397
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Thunderbird
Mozilla Thunderbird
Detailed vulnerability description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of sender email addresses. A remote attacker can spoof an email address using encoded Unicode characters.
How to mitigate CVE-2020-12397
Install updates from vendor's website.