CVE-2020-27844

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.39% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 71.8% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-01-05 17:43Z5 YR AGO

Last updated

2024-08-04 16:25Z2 YR AGO

Reserved

2020-10-27

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

787c24fd4ad35f1898761fc60764c8a6fa7a01feb15c00ea25f99b775c5d01cc

• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1907521x_refsource_MISC
• security.gentoo.orgGLSA-202101-29https://security.gentoo.org/glsa/202101-29vendor-advisoryx_refsource_GENTOO
• lists.debian.org[debian-lts-announce] 20210208 [SECURITY] [DLA 2550-1] openjpeg2 security updatehttps://lists.debian.org/debian-lts-announce/2021/02/msg00011.htmlmailing-listx_refsource_MLIST
• www.oracle.comhttps://www.oracle.com/security-alerts/cpuApr2021.htmlx_refsource_MISC
• www.oracle.comhttps://www.oracle.com//security-alerts/cpujul2021.htmlx_refsource_MISC