CVE-2020-15685

HIGH

Thunderbird < 78.7.0 - Command Injection via STARTTLS Plaintext Phase

Title source: llm
STIX 2.1

Description

During the plaintext phase of the STARTTLS connection setup, protocol commands could have been injected and evaluated within the encrypted session. This vulnerability affects Thunderbird < 78.7.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Patch, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1622640

Scores

CVSS v3 8.8
EPSS 0.0062
EPSS Percentile 70.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-77
Status published
Products (1)
mozilla/thunderbird < 78.7.0
Published Dec 22, 2022
Tracked Since Feb 18, 2026