CVE-2020-23884

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

0.98% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 59.8% of scored records. A rank, not a probability.

NVD base score

5.5 (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:N/I:N/A:H

NVD analysis status

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

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2021-11-10 21:25Z4 YR AGO

Last updated

2024-08-04 15:05Z2 YR AGO

Reserved

2020-08-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.1

Document digest

47ce2334816261add4f26b6be75ba521fe854be25f54aea6461a7d790ff2c56d

• nomacs.orghttps://nomacs.org/x_refsource_MISC
• github.comhttps://github.com/nomacs/nomacs/issues/516x_refsource_MISC
• github.comhttps://github.com/Aurorainfinity/vulnerabilities/blob/master/nomacs/readme.mdx_refsource_MISC