CVE-2018-7456 Detail

Current Description

A NULL Pointer Dereference occurs in the function TIFFPrintDirectory in tif_print.c in LibTIFF 4.0.9 when using the tiffinfo tool to print crafted TIFF information, a different vulnerability than CVE-2017-18013. (This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.)


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  6.5 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugzilla.maptools.org/show_bug.cgi?id=2778 Exploit  Issue Tracking  Third Party Advisory 
https://access.redhat.com/errata/RHSA-2019:2051
https://github.com/xiaoqx/pocs/tree/master/libtiff Exploit  Third Party Advisory 
https://gitlab.com/libtiff/libtiff/commit/be4c85b16e8801a16eec25e80eb9f3dd6a96731b Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2018/04/msg00010.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2018/04/msg00011.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html Mailing List  Third Party Advisory 
https://usn.ubuntu.com/3864-1/ Third Party Advisory 
https://www.debian.org/security/2018/dsa-4349 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference cwe source acceptance level NIST  

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-7456
NVD Published Date:
02/24/2018
NVD Last Modified:
08/06/2019
Source:
MITRE