CVE-2018-7439
Publication date 23 February 2018
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
An issue was discovered in FreeXL before 1.0.5. There is a heap-based buffer over-read in the function read_mini_biff_next_record.
From the Ubuntu Security Team
It was discovered that FreeXL did not properly handle certain input, resulting in a beap-based buffer over-read. If a user were tricked into opening a malicious Excel spreadsheet, FreeXL could potentially leak sensitive information.
Status
Package | Ubuntu Release | Status |
---|---|---|
freexl | 18.04 LTS bionic |
Not affected
|
16.04 LTS xenial |
Fixed 1.0.2-1ubuntu0.1
|
|
14.04 LTS trusty |
Fixed 1.0.0g-1ubuntu0.14.04.3
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |