What is CVE-2018-4281?

CVE-2018-4281 is a critical-severity vulnerability in Apple Swiftnio, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-01-11.

How severe is CVE-2018-4281?

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

Buffer overflow in Apple Swiftnio

CVE-2018-4281

In SwiftNIO before 1.8.0, a buffer overflow was addressed with improved size validation.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (58.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apple Swiftnio
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-4281?: CVE-2018-4281 is a critical-severity vulnerability in Apple Swiftnio, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-01-11.
How severe is CVE-2018-4281?: Critical severity. CVSS v3 base score is 9.8 out of 10.