CVE-2017-8911

9.8 CRITICAL

Published: May 12, 2017 Modified: May 13, 2026

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

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

Source: cve@mitre.org

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

Source: cve@mitre.org

Issue Tracking Patch Third Party Advisory

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

Source: cve@mitre.org

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

Source: af854a3a-2127-422b-91ae-364da2661108

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

Source: af854a3a-2127-422b-91ae-364da2661108

Issue Tracking Patch Third Party Advisory

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

Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

1.9%

77th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-191

Affected Vendors

tnef_project

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