CVE-2018-7452 is a NULL pointer dereference vulnerability in xpdf 4.00, specifically within the JPXStream::fillReadBuf function, which can be triggered by a specially crafted PDF file. This vulnerability allows an unauthenticated attacker to cause a denial of service (DoS) on the affected system, as demonstrated by the pdftohtml utility. The CVSS v3 score of 5.5 (Medium) indicates a local attack vector with low complexity, requiring user interaction, and resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this CVE.
| 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.