PT-2017-17333 · Libytnef+2 · Ytnef+2

Hannob · Published 2017-03-08 · Updated 2020-11-03 · CVE-2017-6801

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ytnef versions prior to 1.9.2

Description An issue was discovered in the TNEFParse() function within libytnef, where there is a potential out-of-bounds access with fields of size 0.

Recommendations For versions prior to 1.9.2, update to version 1.9.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the TNEFParse() function until a patch is available.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2017-1258

CVE-2017-6801

DLA-878-1

DSA-3846-1

MGASA-2017-0174

USN-3288-1

USN-4615-1

Affected Products

Alt Linux

Ubuntu

Ytnef

References · 32

• https://github.com/Yeraze/ytnef/commit/3cb0f914d6427073f262e1b2b5fd973e3043cdf7 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-6801 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-6305 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-6801 · Security Note
• https://ubuntu.com/security/CVE-2017-6302 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2017-0174 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-6801 · Security Note
• https://ubuntu.com/security/CVE-2017-6800 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-6802 · Vendor Advisory
• http://debian.org/security/2017/dsa-3846 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3288-1 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-3846-1 · Vendor Advisory
• https://debian.org/security/2017/dsa-3846 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2017-6801 · Vendor Advisory