Vulnerability Report

CVE-2017-9146

Title: Ytnef Project Ytnef Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2017-9146.

CWE Category CWE-119

Published Date May 22, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 8.8 CVSS v3.0

Exploit Probability (EPSS)

0.61%

Vulnerability Summary

CVE-2017-9146: The TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain memory allocation, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted tnef file.

Impacted Vendors

ytnef_project 1

Reference Links

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=862707 https://github.com/Yeraze/ytnef/issues/47 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/ https://usn.ubuntu.com/3667-1/ http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=862707 https://github.com/Yeraze/ytnef/issues/47 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/ https://usn.ubuntu.com/3667-1/

CVSS v3.0

Source Entity [email protected]

Severity HIGH

8.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

6.8

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns