CVE-2017-8911

critical

Description

An integer underflow has been identified in the unicode_to_utf8() function in tnef 1.4.14. This might lead to invalid write operations, controlled by an attacker.

References

https://security.gentoo.org/glsa/201708-02

https://github.com/verdammelt/tnef/issues/23

http://www.debian.org/security/2017/dsa-3869

Details

Source: Mitre, NVD

Published: 2017-05-12

Updated: 2017-11-04

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical