CVEvulnerability
CVE-2021-30997
7.5 HIGH
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- Status
- Modified
- Published
- 2021-08-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-312
Description
A S/MIME issue existed in the handling of encrypted email. This issue was addressed by not automatically loading some MIME parts. This issue is fixed in iOS 15.2 and iPadOS 15.2. An attacker may be able to recover plaintext contents of an S/MIME-encrypted e-mail.
Affected configurations
• apple ipados (< 15.2)
• apple iphone os (< 15.2)
Related
Weakness · CWE (1)
- CWE-312 Cleartext Storage of Sensitive Information weakness
References
- https://support.apple.com/en-us/HT212976 support.apple.com
- https://support.apple.com/en-us/HT212976 support.apple.com