CVE-2021-41506

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

2.32% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 83.1% 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

2022-06-30 12:43Z4 YR AGO

Last updated

2024-08-04 03:15Z2 YR AGO

Reserved

2021-09-20

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

684e119c3454a71bef821260400b4df80f6bf23ba257ccbc41515710838980b9

• habr.comhttps://habr.com/en/post/486856/x_refsource_MISC
• www.xiongmaitech.comhttps://www.xiongmaitech.com/en/index.php/news/info/12/68x_refsource_MISC
• github.comhttps://github.com/Snawoot/hisilicon-dvr-telnetx_refsource_MISC
• github.comhttps://github.com/tothi/hs-dvr-telnetx_refsource_MISC