National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-18849 Detail

Current Description

In tnef before 1.4.18, an attacker may be able to write to the victim's .ssh/authorized_keys file via an e-mail message with a crafted winmail.dat application/ms-tnef attachment, because of a heap-based buffer over-read involving strdup.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 5.5 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/verdammelt/tnef/compare/1.4.17...1.4.18 Patch Third Party Advisory
https://github.com/verdammelt/tnef/pull/40 Exploit Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00035.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RMKFSHPMOZL7MDWU5RYOTIBTRWSZ4Z6X/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W7CPKBW4QZ4VIY4UXIUVUSHRJ4R2FROE/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:tnef_project:tnef:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
1.4.18


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-18849
NVD Published Date:
11/10/2019
NVD Last Modified:
11/29/2019