CVE-2021-40857

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

2.03% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 79.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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

2021-12-13 03:24Z4 YR AGO

Last updated

2024-08-04 02:51Z2 YR AGO

Reserved

2021-09-10

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-522Insufficiently Protected CredentialsClass

Data version

5.1

Document digest

8eb8e9b1e826f64484d2edd73ee09fe20a711ace3932d56f17ebaecda0b48ec9

• www.redteam-pentesting.dehttps://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analysesx_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/165163/Auerswald-COMpact-8.0B-Privilege-Escalation.htmlx_refsource_MISC
• www.redteam-pentesting.dehttps://www.redteam-pentesting.de/advisories/rt-sa-2021-005x_refsource_MISC