CVE-2018-20481 is a denial-of-service vulnerability affecting Poppler 0.72.0 and various Linux distributions, including Canonical, Debian, and Freedesktop versions. It stems from improper handling of unallocated XRef entries in crafted PDF documents, leading to a NULL pointer dereference. With a CVSS score of 6.5 (Medium), this vulnerability can be triggered remotely with low attack complexity, requiring user interaction to open a malicious PDF, and resulting in high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.72.0CPE matchmatch criteria | cpe:2.3:a:freedesktop:poppler:0.72.0:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
16.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | ||
18.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | ||
18.10CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* |
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
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.