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CVE-2018-10916

Published: 1 August 2018

It has been discovered that lftp up to and including version 4.8.3 does not properly sanitize remote file names, leading to a loss of integrity on the local system when reverse mirroring is used. A remote attacker may trick a user to use reverse mirroring on an attacker controlled FTP server, resulting in the removal of all files in the current working directory of the victim's system.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
lftp
Launchpad, Ubuntu, Debian
bionic
Released (4.8.1-1ubuntu0.1)
trusty
Released (4.4.13-1ubuntu0.1)
upstream
Released (4.8.4-1)
xenial
Released (4.6.3a-1ubuntu0.1)
Patches:
other: https://github.com/lavv17/lftp/commit/a27e07d90a4608ceaf928b1babb27d4d803e1992

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N