CVE-2019-6109
6.8
MEDIUM
CVSS 3.1
EPSS 9.7%
Description
An issue was discovered in OpenSSH 7.9. Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affects refresh_progress_meter() in progressmeter.c.
How to fix CVE-2019-6109
To remediate CVE-2019-6109, upgrade the affected package to a fixed version below.
- —upgrade to 7.9_p1-r3 or later
- —upgrade to 1:7.9p1-6 or later
Is CVE-2019-6109 being exploited?
Moderate — EPSS is 9.7%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 7.9_p1-r3
- from 0, < 1:7.9p1-6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N |