CVE-2019-6109

openssh: Missing character encoding in progress display allows for spoofing of scp client output

Published Jan 31, 2019 CVSS 3.1 · 6.8 Medium EPSS 3.8% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-1728-1 openssh security update
Debian DSA Debian DSA DSA-4387-1 openssh security update
EUVD EUVD EUVD-2019-15676 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.
Ubuntu USN Ubuntu USN USN-3885-1 OpenSSH vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}