CVE-2021-30998

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.5%

exploitation probability

0.5%top 56% of all CVEs

observed exploitation

nono source reports it

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.

Affected products

Apple · iOS and iPadOS

References

https://support.apple.com/en-us/HT212976