What is CVE-2022-28871?

CVE-2022-28871 is a medium-severity vulnerability in Apple macOS, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.3/10. Published 2022-04-25.

How severe is CVE-2022-28871?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Resource exhaustion in Apple macOS

CVE-2022-28871

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the fsicapd component used in certain F-Secure products while scanning larger packages/fuzzed files consume too much memory eventually can crash the scanning engine. The exploit can be triggered remotely by an attacker.

Published 2022-04-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.006 (44.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

www.withsecure.com/en/support/security-advisories/cve-2022-28871 (Third Party Advisory)
www.f-secure.com/en/home/support/security-advisories/cve-2022-28871 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-28871?: CVE-2022-28871 is a medium-severity vulnerability in Apple macOS, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.3/10. Published 2022-04-25.
How severe is CVE-2022-28871?: Medium severity. CVSS v3 base score is 4.3 out of 10.