CVE-2021-3252

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

2.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 83.9% of scored records. A rank, not a probability.

NVD base score

7.5 (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:N/A:N

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

2021-02-23 14:15Z5 YR AGO

Last updated

2024-08-03 16:53Z2 YR AGO

Reserved

2021-01-22

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

43a643b8da4521df8daed4e2d3cb79fb93b7921aa4835b80db57cf94e6e2bce6

• us-cert.cisa.govhttps://us-cert.cisa.gov/ics/alerts/ICS-ALERT-15-224-01x_refsource_MISC
• twitter.comhttps://twitter.com/Kevin2600/status/1351189347501023238x_refsource_MISC
• tiger-team-1337.blogspot.comhttps://tiger-team-1337.blogspot.com/2021/01/kaco-xp100u-hmi-credential-leak.htmlx_refsource_MISC