Is CVE-2023-31923 in the CISA KEV catalog?

No. CVE-2023-31923 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-31923?

CVE-2023-31923 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2023-31923?

CVE-2023-31923 has an EPSS score of 0.86% (54th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-31923?

Upgrade biostar 2 to 2.9.1 or later.

CVE & CISA-KEV Catalog

CVE-2023-31923

HIGH

8.8

CVSS v3

NVD

Description

Suprema BioStar 2 before 2022 Q4, v2.9.1 has Insecure Permissions. A vulnerability in the web application allows an authenticated attacker with "User Operator" privileges to create a highly privileged user account. The vulnerability is caused by missing server-side validation, which can be exploited to gain full administrator privileges on the system.

CWE-281

How to fix

Remediation Available

biostar 2NVD

Affected:< 2.9.1Fixed in:2.9.1CVE-2023-31923derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.86%probability of exploitation in 30 days

54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Exploit1

nobugescapes.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.