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Case File

CVE-2020-15646

MEDIUM · CVSS 5.9 EPSS 0.96%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-10-08 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.9. It affects Microsoft, Exchange.

CVE
CVE-2020-15646
Severity
MEDIUM
CVSS
5.9
EPSS
0.96%
Microsoft Exchange

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)