CVE-2021-30998: Medium severity apple ios and ipados vulnerability
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.
Other sources
Mail. A S/MIME issue existed in the handling of encrypted email. This issue was addressed with improved selection of the encryption certificate.
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30960
- CVE-2021-30966
- CVE-2021-30926
- CVE-2021-30942
- CVE-2021-30957
- CVE-2021-30958
- CVE-2021-30945
- CVE-2021-30956
- CVE-2021-30992
- CVE-2021-31013
- CVE-2021-31000
- CVE-2021-30939
- CVE-2021-30996
- CVE-2021-30983
- CVE-2021-30985
- CVE-2021-30991
- CVE-2021-30937
- CVE-2021-30927
- CVE-2021-30980
- CVE-2021-30949
- CVE-2021-30993
- CVE-2021-30955
- CVE-2021-30998
- CVE-2021-30997
- CVE-2021-30943
- CVE-2021-31009
- CVE-2021-30971
- CVE-2021-30973
- CVE-2021-30929
- CVE-2021-30979
- CVE-2021-30940
- CVE-2021-30941
- CVE-2021-30967
- CVE-2021-30988
- CVE-2021-30932
- CVE-2021-30948
- CVE-2021-30995
- CVE-2021-30968
- CVE-2021-30946
- CVE-2021-30947
- CVE-2021-30944
- CVE-2021-30767
- CVE-2021-30964
- CVE-2021-30934
- CVE-2021-30936
- CVE-2021-30951
- CVE-2021-30952
- CVE-2021-30984
- CVE-2021-30953
- CVE-2021-30954
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-30998.
What is the severity level of CVE-2021-30998?
The severity level of CVE-2021-30998 is medium.
What is the affected software of CVE-2021-30998?
The affected software of CVE-2021-30998 are Apple iOS and iPadOS versions up to and exclusive of 15.2.
How was CVE-2021-30998 fixed?
CVE-2021-30998 was fixed with improved selection of the encryption certificate in iOS 15.2 and iPadOS 15.2.
Where can I find more information about CVE-2021-30998?
You can find more information about CVE-2021-30998 on the Apple support website: https://support.apple.com/en-us/HT212976