Buffer overflow in Picoc Project

CVE-2019-16277

PicoC 2.1 has a heap-based buffer overflow in StringStrcpy in cstdlib/string.c when called from ExpressionParseFunctionCall in expression.c.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (55.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Picoc_project Picoc — versions 2.1
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2019-16277?: CVE-2019-16277 is a high-severity vulnerability in Picoc Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2019-09-13.
How severe is CVE-2019-16277?: High severity. CVSS v3 base score is 7.8 out of 10.