Description

An integer underflow vulnerability exists in the sopen_FAMOS_read functionality of The Biosig Project libbiosig 2.5.0 and Master Branch (ab0ee111). A specially crafted .famos file can lead to an out-of-bounds write which in turn can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Classification

CVE ID: CVE-2024-23313

CVSS Base Severity: CRITICAL

CVSS Base Score: 9.8

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

Affected Products

Vendor: The Biosig Project

Product: libbiosig

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 11.98% (scored less or equal to compared to others)

EPSS Date: 2025-03-14 (when was this score calculated)

References

https://talosintelligence.com/vulnerability_reports/TALOS-2024-1922
https://lists.fedoraproject.org/archives/list/[email protected]/message/OIRLGNQM33KAWVWP5RPMAPHWNP3IY5YW/

Timeline