CVE-2021-39296

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

3.01% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 86.2% of scored records. A rank, not a probability.

NVD base score

10.0 (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:C/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

2021-09-09 00:00Z4 YR AGO

Last updated

2024-08-04 02:06Z2 YR AGO

Reserved

2021-08-19

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-287Improper AuthenticationClass

Data version

5.1

Document digest

2cf17a942bffc6f9771960670ba30090bcc5fb69af16268e07c1b218dd85a583

• github.comhttps://github.com/openbmc/openbmc
• github.comhttps://github.com/google/security-research/security/advisories/GHSA-gg9x-v835-m48q
• www.intel.comhttps://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00737.html