What is the severity of USN-3731-1?

The severity of USN-3731-1 is classified as high due to the potential for denial of service.

How do I fix USN-3731-1?

To fix USN-3731-1, you should upgrade the LFTP package to the recommended version depending on your Ubuntu release.

Which versions of LFTP are affected by USN-3731-1?

USN-3731-1 affects LFTP versions prior to 4.8.1-1ubuntu0.1 for Ubuntu 18.04, 4.6.3a-1ubuntu0.1 for Ubuntu 16.04, and 4.4.13-1ubuntu0.1 for Ubuntu 14.04.

What kind of vulnerability is USN-3731-1?

USN-3731-1 is a denial of service vulnerability that can potentially disrupt service availability.

Who is vulnerable to USN-3731-1?

Users running affected versions of LFTP on Ubuntu 14.04, 16.04, or 18.04 are vulnerable to USN-3731-1.

Vulnerability/
USN-3731-1

6/8/2018

USN-3731-1: LFTP vulnerability

First published: Mon Aug 06 2018(Updated: )

It was discovered that LFTP incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service.

Affected Software	Affected Version	How to fix
All of
ubuntu/lftp	<4.8.1-1ubuntu0.1	4.8.1-1ubuntu0.1
Ubuntu OpenSSH Client	=18.04
All of
ubuntu/lftp	<4.6.3a-1ubuntu0.1	4.6.3a-1ubuntu0.1
Ubuntu OpenSSH Client	=16.04
All of
ubuntu/lftp	<4.4.13-1ubuntu0.1	4.4.13-1ubuntu0.1
Ubuntu OpenSSH Client	=14.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2018-10916

Frequently Asked Questions

What is the severity of USN-3731-1?
The severity of USN-3731-1 is classified as high due to the potential for denial of service.
How do I fix USN-3731-1?
To fix USN-3731-1, you should upgrade the LFTP package to the recommended version depending on your Ubuntu release.
Which versions of LFTP are affected by USN-3731-1?
USN-3731-1 affects LFTP versions prior to 4.8.1-1ubuntu0.1 for Ubuntu 18.04, 4.6.3a-1ubuntu0.1 for Ubuntu 16.04, and 4.4.13-1ubuntu0.1 for Ubuntu 14.04.
What kind of vulnerability is USN-3731-1?
USN-3731-1 is a denial of service vulnerability that can potentially disrupt service availability.
Who is vulnerable to USN-3731-1?
Users running affected versions of LFTP on Ubuntu 14.04, 16.04, or 18.04 are vulnerable to USN-3731-1.

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agent/severity
agent/type
agent/last-modified-date
agent/title
agent/first-publish-date
agent/description
agent/event
agent/trending
agent/source
agent/tags
collector/usn
source/Ubuntu
anchor-related/USN-3731-2
agent/software-canonical-lookup
agent/software-canonical-lookup-request
agent/softwarecombine
package-manager/ubuntu
vendor/ubuntu
canonical/ubuntu openssh client
version/ubuntu openssh client/18.04
version/ubuntu openssh client/16.04
version/ubuntu openssh client/14.04

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Frequently Asked Questions

What is the severity of USN-3731-1?
The severity of USN-3731-1 is classified as high due to the potential for denial of service.
How do I fix USN-3731-1?
To fix USN-3731-1, you should upgrade the LFTP package to the recommended version depending on your Ubuntu release.
Which versions of LFTP are affected by USN-3731-1?
USN-3731-1 affects LFTP versions prior to 4.8.1-1ubuntu0.1 for Ubuntu 18.04, 4.6.3a-1ubuntu0.1 for Ubuntu 16.04, and 4.4.13-1ubuntu0.1 for Ubuntu 14.04.
What kind of vulnerability is USN-3731-1?
USN-3731-1 is a denial of service vulnerability that can potentially disrupt service availability.
Who is vulnerable to USN-3731-1?
Users running affected versions of LFTP on Ubuntu 14.04, 16.04, or 18.04 are vulnerable to USN-3731-1.