Buffer overflow in Aida64
CVE-2020-37140
Everest, later referred to as AIDA64, 5.50.2100 contains a denial of service vulnerability that allows local attackers to crash the application by manipulating file open functionality. Attackers can generate a 450-byte buffer of repeated characters and paste it into the file open dialog to trigger an application crash.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (12.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 12.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Aida64 — versions 5.50.2100
- Finalwire Everest — versions 5.50.2100
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/48259 (Exploit, VDB Entry, Third Party Advisory, exploit)
- web.archive.org/web/20191223010612/https://www.aida64.com/ (Product, vendor-advisory)
- www.vulncheck.com/advisories/everest-open-file-denial-of-service (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2020-37140?
- CVE-2020-37140 is a medium-severity vulnerability in Aida64, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2026-02-05.
- How severe is CVE-2020-37140?
- Medium severity. CVSS v3 base score is 5.5 out of 10.