CVE-2018-6544 describes a denial-of-service vulnerability in Artifex MuPDF versions up to 1.12.0, and consequently in Debian Linux distributions utilizing MuPDF. This flaw, residing in the pdf_load_obj_stm function, allows a remote attacker to crash the application by providing a specially crafted PDF document that causes recursive object stream referencing, leading to an error stack overflow. The vulnerability has a CVSS v3.0 score of 5.5 (Medium), indicating a local attack vector with low attack complexity, requiring user interaction (opening the malicious PDF), and resulting in high availability impact (denial of service) without affecting confidentiality or integrity. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules like Metasploit or Nuclei. The vulnerability has received no community discussion or media coverage, suggesting a low level of public awareness and attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.12.0CPE matchmatch criteria | cpe:2.3:a:artifex:mupdf:1.12.0:*:*:*:*:*:*:* | ||
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:*:*:*:*:*:*:* |
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.