CVE-2018-18718 describes a double-free vulnerability in gThumb versions up to 3.6.2, specifically within the add_themes_from_dir method in dlg-contact-sheet.c, affecting Debian and Gnome gThumb installations. This flaw carries a CVSSv3 score of 7.8 (High), indicating that a local attacker with low privileges could achieve high impact on confidentiality, integrity, and availability without user interaction. Despite its high severity, there is no evidence of active exploitation, no public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.6.2CPE matchmatch criteria | cpe:2.3:a:gnome:gthumb:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.