Vulnerability in Apple iOS And Ipados

CVE-2021-30998

A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate. This issue is fixed in iOS 15.2 and iPadOS 15.2. A sender's email address may be leaked when sending an S/MIME encrypted email using a certificate with more than one email address.

EPSS: 0.005 (42.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2021-30998?
CVE-2021-30998 is a medium-severity vulnerability in Apple iOS And Ipados. CVSS score: 5.3/10. Published 2021-08-24.
How severe is CVE-2021-30998?
Medium severity. CVSS v3 base score is 5.3 out of 10.