CVE-2019-6109

Impact:
Low
Public Date:
2018-11-16
CWE:
CWE-451
Bugzilla:
1666119: CVE-2019-6109 openssh: Missing character encoding in progress display allows for spoofing of scp client output

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2019-6109 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue affects the scp client shipped with openssh. The SSH protocol or the SSH client is not affected. For more detailed analysis please refer to: https://bugzilla.redhat.com/show_bug.cgi?id=1666119#c3

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 3.1
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity Impact Low
Availability Impact None

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 openssh Affected
Red Hat Enterprise Linux 6 openssh Will not fix
Red Hat Enterprise Linux 5 openssh Will not fix

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation