CVE-2020-6851high
Description
OpenJPEG through 2.3.1 has a heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c because of lack of opj_j2k_update_image_dimensions validation.
References
https://github.com/uclouvain/openjpeg/issues/1228
https://lists.debian.org/debian-lts-announce/2020/01/msg00025.html
https://access.redhat.com/errata/RHSA-2020:0274
https://access.redhat.com/errata/RHSA-2020:0262
https://access.redhat.com/errata/RHSA-2020:0296
https://lists.debian.org/debian-lts-announce/2020/07/msg00008.html
Details
Source: MITRE
Published: 2020-01-13
Updated: 2022-04-29
Type: CWE-787
Risk Information
CVSS v2
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
CVSS v3
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH