CVE-2018-18454 describes a heap-based buffer over-read vulnerability in the CCITTFaxStream::readRow() function of Xpdf 4.00, affecting xpdfreader and xpdf. This flaw allows remote attackers to trigger a denial of service by providing a specially crafted PDF file, as demonstrated with pdftoppm. Rated Medium (CVSS 5.5), the vulnerability requires local access and user interaction (UI:R) to exploit, leading to high availability impact (A:H) but no confidentiality or integrity loss. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, indicating a low current threat level.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.00CPE matchmatch criteria | cpe:2.3:a:xpdfreader:xpdf:4.00:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/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, 0.0 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.
Remediation records are not available for this CVE.