Buffer overflow in Libbiosig Project
CVE-2024-21795
A heap-based buffer overflow vulnerability exists in the .egi parsing functionality of The Biosig Project libbiosig 2.5.0 and Master Branch (ab0ee111). A specially crafted .egi file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Libbiosig Project — versions 2.5.0
- The Biosig Project Libbiosig — versions 2.5.0, Master Branch (ab0ee111)
- Fedoraproject Fedora — versions 40
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talosintelligence.com/vulnerability_reports/TALOS-2024-1920 (Exploit, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (Mailing List)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-21795?
- CVE-2024-21795 is a critical-severity vulnerability in Libbiosig Project, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2024-02-20.
- How severe is CVE-2024-21795?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-21795 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.