Is CVE-2024-23809 in the CISA KEV catalog?

No. CVE-2024-23809 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-23809?

CVE-2024-23809 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2024-23809?

CVE-2024-23809 has an EPSS score of 1.68% (74th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-23809?

Upgrade biosig on debian 13 to 2.6.0-1 or later.

CVE & CISA-KEV Catalog

CVE-2024-23809

CRITICALEPSS 74th pctl

9.8

CVSS v3

NVD

Description

A double-free vulnerability exists in the BrainVision ASCII Header Parsing functionality of The Biosig Project libbiosig 2.5.0 and Master Branch (ab0ee111). A specially crafted .vdhr file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

CWE-415

How to fix

Remediation Available

biosigDebian

Fixed in:2.6.0-1CVE-2024-23809

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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.68%probability of exploitation in 30 days

74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Exploit1

talosintelligence.com

Third-Party Advisory1

lists.fedoraproject.org

Other references1

talosintelligence.com

Related Vulnerabilities

Other CWE-415 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-25136	Medium	6.5	90%	-	Fix
CVE-2018-0101	Critical	10.0	87%	-	Fix
CVE-2003-0545	Critical	9.8	85%	-	Fix
CVE-2019-3829	Medium	5.3	59%	-	Fix
CVE-2026-33824	Critical	9.8	56%	-	Fix
CVE-2021-3407	Medium	5.5	50%	-	Fix

Embed a live status badge for CVE-2024-23809

Markdown

[![CVE-2024-23809](https://tridentstack.com/cve/badge/CVE-2024-23809.svg)](https://tridentstack.com/cve/CVE-2024-23809)

HTML

<a href="https://tridentstack.com/cve/CVE-2024-23809"><img src="https://tridentstack.com/cve/badge/CVE-2024-23809.svg" alt="CVE-2024-23809"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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 2025-11-04.