What is CVE-2020-27372?

CVE-2020-27372 is a critical-severity vulnerability in Brandy Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2021-10-11.

How severe is CVE-2020-27372?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-27372 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Brandy Project

CVE-2020-27372

A buffer overflow vulnerability exists in Brandy Basic V Interpreter 1.21 in the run_interpreter function.

Vulnerability class: Buffer Overflow

Published 2021-10-11 · last modified 2026-06-17.

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: 0.014 (72.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Brandy Project — versions 1.21

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

References

sourceforge.net/p/brandy/bugs/10/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-27372?: CVE-2020-27372 is a critical-severity vulnerability in Brandy Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2021-10-11.
How severe is CVE-2020-27372?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-27372 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.