Buffer overflow in Serenityos

CVE-2021-33186

SerenityOS in test-crypto.cpp contains a stack buffer overflow which could allow attackers to obtain sensitive information.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (60.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Serenityos
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-33186?: CVE-2021-33186 is a high-severity vulnerability in Serenityos, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-06-18.
How severe is CVE-2021-33186?: High severity. CVSS v3 base score is 7.5 out of 10.