CVE-2020-6851 is a high-severity heap-based buffer overflow vulnerability in OpenJPEG versions through 2.3.1, affecting products like Debian, Fedora, Oracle, and Red Hat, due to insufficient validation of image dimensions. This vulnerability can be exploited remotely with low attack complexity, leading to a high impact on availability, though confidentiality and integrity are not directly affected. While no public exploit code or active exploitation has been observed, and there is minimal community discussion, organizations using affected OpenJPEG versions should apply patches to mitigate the risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.3.1CPE matchmatch criteria | cpe:2.3:a:uclouvain:openjpeg:*:*:*:*:*:*:*:* | ||
30CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* | ||
31CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | ||
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: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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.