CVE-2018-4111
published 2018-04-03CVE-2018-4111: An issue was discovered in certain Apple products. macOS before 10.13.4 is affected. The issue involves the "Mail" component. It allows man-in-the-middle…
PriorityP428medium5.9CVSS 3.0
AVNACHPRNUINSUCHINAN
EPSS
1.16%
64.0th percentile
An issue was discovered in certain Apple products. macOS before 10.13.4 is affected. The issue involves the "Mail" component. It allows man-in-the-middle attackers to read S/MIME encrypted message content by sending HTML e-mail that references remote resources but lacks a valid S/MIME signature.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | mac_os_x | < 10.13.4 | 10.13.4 |
| apple | macos_high_sierra_10.13.4_security_update_2018-002_sierra_and_security_update_20 | — | — |
CVSS provenance
nvdv3.05.9MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
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Apple
CVE-2018-4111: macOS High Sierra 10.13.4, Security Update 2018-002 Sierra, and Security Update 2018-002 El Capitan
vendor_apple·2018-03-29·CVSS 5.9
CVE-2018-4111 [MEDIUM] CVE-2018-4111: macOS High Sierra 10.13.4, Security Update 2018-002 Sierra, and Security Update 2018-002 El Capitan
Apple Security Update: About the security content of macOS High Sierra 10.13.4, Security Update 2018-002 Sierra, and Security Update 2018-002 El Capitan
Product: macOS High Sierra 10.13.4, Security Update 2018-002 Sierra, and Security Update 2018-002 El Capitan
CVE: CVE-2018-4111
Component: Mail
Impact: An attacker in a privileged network position may be able to exfiltrate the contents of S/MIME-encrypted e-mail
Description: An issue existed in the handling of S/MIME HTML e-mail. This issue was addressed by not loading remote resources on S/MIME encrypted messages by default if the message has an invalid or missing S/MIME signature.
GHSA
GHSA-x4qp-x57c-wv5h: An issue was discovered in certain Apple products
ghsa_unreviewed·2022-05-13
CVE-2018-4111 [MEDIUM] CWE-347 GHSA-x4qp-x57c-wv5h: An issue was discovered in certain Apple products
An issue was discovered in certain Apple products. macOS before 10.13.4 is affected. The issue involves the "Mail" component. It allows man-in-the-middle attackers to read S/MIME encrypted message content by sending HTML e-mail that references remote resources but lacks a valid S/MIME signature.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2018-04-03
Published