CVE-2020-22079

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

4.25% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 91.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2021-10-29 10:19Z5 YR AGO

Last updated

2024-08-04 14:51Z2 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-787Out-of-bounds WriteBase

Data version

5.1

Document digest

2076cd6144b92643b7efca816a3f04c8314485712f99d2e1c58eb2c712808a13

• cwe.mitre.orghttps://cwe.mitre.org/data/definitions/121.htmlx_refsource_MISC
• github.comhttps://github.com/1sd3d/Tendown/tree/master/PoCs/Auth/bof11x_refsource_MISC
• github.comhttps://github.com/Lyc-heng/routers/blob/main/routers/stack1.mdx_refsource_MISC