CVE-2019-13241

Publication date 4 July 2019

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

7.8 · High

Score breakdown

FlightCrew v0.9.2 and older are vulnerable to a directory traversal, allowing attackers to write arbitrary files via a ../ (dot dot slash) in a ZIP archive entry that is mishandled during extraction.

From the Ubuntu Security Team

Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem.

Status

Package Ubuntu Release Status
flightcrew 19.04 disco
Fixed 0.7.2+dfsg-13ubuntu0.19.04.1
18.10 cosmic
Fixed 0.7.2+dfsg-12ubuntu0.1
18.04 LTS bionic
Fixed 0.7.2+dfsg-10ubuntu0.1
16.04 LTS xenial
Fixed 0.7.2+dfsg-6ubuntu0.1
14.04 LTS trusty Not in release

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H