High severity7.5NVD Advisory· Published Dec 25, 2017· Updated Jun 17, 2026
CVE-2017-13871
CVE-2017-13871
Description
An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the "Mail" component. It allows remote attackers to read cleartext e-mail content (for which S/MIME encryption was intended) by leveraging the lack of installation of an S/MIME certificate by the recipient.
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Affected products
2- Range: <10.13.2
Patches
Vulnerability mechanics
References
3- www.securityfocus.com/bid/102099nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1039966nvdThird Party AdvisoryVDB Entry
- support.apple.com/HT208331nvdVendor Advisory
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