CVE-2018-7456 is a NULL Pointer Dereference vulnerability in LibTIFF versions up to 4.0.9, specifically within the TIFFPrintDirectory function when processing crafted TIFF files using the tiffinfo tool. This affects various distributions of Linux including Canonical and Debian, as well as the LibTIFF library itself. The vulnerability has a CVSS score of 6.5 (Medium), indicating it can be exploited remotely with low attack complexity, requiring user interaction, and leading to high availability impact (denial of service). There is no confidentiality or integrity impact. Currently, there is no evidence of active exploitation, publicly available exploit code in Metasploit or ExploitDB, or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.9CPE matchmatch criteria | cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.