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CVE-2019-8645

MEDIUMCVSS 6.5/10EPSS 0.78%

Last modified

CVE-2019-8645 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue existed in the handling of encrypted Mail. This issue was addressed with improved isolation of MIME in Mail. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

An issue existed in the handling of encrypted Mail. This issue was addressed with improved isolation of MIME in Mail. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra. An attacker in a privileged network position may be able to intercept the contents of S/MIME-encrypted e-mail.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.78%

51.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
AppleMac Os X< 10.14.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-8645?
An issue existed in the handling of encrypted Mail. This issue was addressed with improved isolation of MIME in Mail. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra. An attacker in a privileged network position may be able to intercept the contents of S/MIME-encrypted e-mail.
How severe is CVE-2019-8645?
CVE-2019-8645 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.
How do I fix CVE-2019-8645?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-8645?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST