synced 6 MIN AGO
01 Record

CVE-2023-50707

Uncontrolled Resource Consumption in EFACEC BCU 500

CriticalPUBLISHEDCNA: icscert
CNA base score9.6 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H

02 Description

Uncontrolled Resource Consumption in EFACEC BCU 500

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
0.69% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 52.6% 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:N/I:N/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
2023-12-19 23:18Z2 YR AGO
Last updated
2024-08-02 22:16Z2 YR AGO
Reserved
2023-12-11
Assigning CNA
icscert
Record state
PUBLISHED
Severity
Critical (CVSS 9.6)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H
Weaknesses
  • CWE-400Uncontrolled Resource ConsumptionClass
Data version
5.1
Document digest
f4026033a10c458a5325fa21507cb857a293a673343a9f69b5c7cdd0e77e8e5f

05 Affected products

VendorProductVersionsPlatforms
EFACECBCU 500version 4.07—

06 References

07 Remediation

EFACEC released BCU 500 versions 4.08 to mitigate this vulnerability. For more information, contact EFACEC support https://www.efacec.pt/en/contacts/ .