5.9
CVSSv3

CVE-2020-15646

Published: 08/10/2020 Updated: 21/07/2021
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 5.9 | Impact Score: 3.6 | Exploitability Score: 2.2
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Vulnerability Summary

If an attacker intercepts Thunderbird's initial attempt to perform automatic account setup using the Microsoft Exchange autodiscovery mechanism, and the attacker sends a crafted response, then Thunderbird sends username and password over https to a server controlled by the attacker. This vulnerability affects Thunderbird < 68.10.0.

Vulnerability Trend

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mozilla thunderbird

Vendor Advisories

Mozilla Foundation Security Advisory 2020-26 Security Vulnerabilities fixed in Thunderbird 68100 Announced June 30, 2020 Impact high Products Thunderbird Fixed in Thunderbird 6810 ...