synced JUST NOW
01 Record

CVE-2021-43983

WECON LeviStudioU

HighPUBLISHEDCNA: icscert
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
View raw JSON

02 Description

WECON LeviStudioU

03 Exploitation and scoring

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
2.91% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 86.5% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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.

04 Metadata

Published
2021-12-13 15:48Z4 YR AGO
Last updated
2024-09-17 01:26Z2 YR AGO
Reserved
2021-11-17
Assigning CNA
icscert
Record state
PUBLISHED
Severity
High (CVSS 7.8)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-121Stack-based Buffer OverflowVariant
  • CWE-787Out-of-bounds WriteBase
Data version
5.1
Document digest
8260fabf0a434ed732d56c8dac8dbf047ff9b8382a3a3f10ecee22df782797f5

05 Affected products

VendorProductVersionsPlatforms
WECONLeviStudioUAll to 2019-09-21—

06 References