CVE-2018-7438
Published: 23 February 2018
An issue was discovered in FreeXL before 1.0.5. There is a heap-based buffer over-read in the parse_unicode_string function.
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.
Priority
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 |
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 |