AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2020-15955

MEDIUM · CVSS 5.9 EPSS 0.95%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-08-17 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2020-15955
Severity
MEDIUM
CVSS
5.9
EPSS
0.95%

Original NVD Description

In s/qmail through 4.0.07, an active MitM can inject arbitrary plaintext commands into a STARTTLS encrypted session between an SMTP client and s/qmail. This allows e-mail messages and user credentials to be sent to the MitM attacker.